Automated Astronomy Group

Selected Publications by Topic



Categories

Automatic Telescopes Binary and Multiple Stars
Chromospherically Active Stars Early F Variables
Extrasolar Planets Late-Type Giants
Miscellaneous Semi-Regular Variables
Solar-Type Stars Sun-Climate Connection
Zeta Aurigae Binaries


Automatic Telescopes

Genet, R. M., "History of Robotic and Remotely Operated Telescopes, The Fairborn Observatory 1979-1989," Telescopes from Afar Conference, Kona Coast, Hawaii, February 28 - March 2011. (paper)

Eaton, J. A. and Williamson, M. H., "The Tennessee State University Automatic Spectroscopic Telescope: Data Processing and Velocity Variation of Cool Giants," Publications of the Astronomical Society of the Pacific 119, 886, 2007. (paper)

Eaton, J. A. and Williamson, M. H., "Managing the Operations of the TSU 2-m Automatic Spectroscopic Telescope," Astronomische Nachrichten 325, 522, 2004. (paper)

Eaton, J. A. and Williamson, M. H., "Control of the TSU 2-m Automatic Telescope," in Advanced Software, Control, and Communication Systems for Astronomy, SPIE 5496, eds. H. Lewis and G. Raffi (SPIE: Bellingham, WA), 710, 2004. (paper)

Eaton, J. A., Henry, G. W., and Fekel, F. C., "Advantages of Automated Observing with Small Telescopes," in The Future of Small Telescopes in the New Millennium II. The Telescopes We Use, ed. T. Oswalt (Dordrecht: Kluwer), 189, 2003. (paper)

Henry, G. W., "Techniques for Automated High-Precision Photometry of Sun-Like Stars," Publications of the Astronomical Society of the Pacific 111, 845, 1999. (paper)

Edgington, W., Drummond, M., Bresina, J., Henry, G., and Drascher, E., "Improved Scheduling of Robotic Telescopes," in New Observing Modes for the Next Century, ASP Conf. Ser. Vol. 87, eds. T. Boroson, J. Davies, and Ian Robson (Provo: Astronomical Society of the Pacific), p. 151, 1996. (paper)

Henry, G. W., "ATIS Dispatch Scheduling of Robotic Telescopes," in New Observing Modes for the Next Century, ASP Conf. Ser. Vol. 87, eds. T. Boroson, J. Davies, and Ian Robson (Provo: Astronomical Society of the Pacific), p. 145, 1996. (paper)

Eaton, J. A., "The Rationale for an Automatic Spectroscopic Telescope," in Robotic Telescopes: Current Capabilities, Present Developments, and Future Prospects for Automated Astronomy, ASP Conf. Ser. Vol. 79, eds. G. W. Henry and J. A. Eaton (Provo: Astronomical Society of the Pacific), p. 226, 1995. (paper)

Drummond, M., Bresina, J., Edgington, W., Swanson, K., Henry, G., and Drascher, E., "Flexible Scheduling of Automatic Telescopes over the Internet," in Robotic Telescopes: Current Capabilities, Present Developments, and Future Prospects for Automated Astronomy, ASP Conf. Ser. Vol. 79, eds. G. W. Henry and J. A. Eaton (Provo: Astronomical Society of the Pacific), p. 101, 1995. (paper)

Henry, G. W., "The Development of Precision Robotic Photometry," in Robotic Telescopes: Current Capabilities, Present Developments, and Future Prospects for Automated Astronomy, ASP Conf. Ser. Vol. 79, eds. G. W. Henry and J. A. Eaton (Provo: Astronomical Society of the Pacific), p. 44, 1995. (paper)

Henry, G. W., "The Fairborn/TSU Robotic Telescope Operations Model," in Robotic Telescopes: Current Capabilities, Present Developments, and Future Prospects for Automated Astronomy, ASP Conf. Ser. Vol. 79, eds. G. W. Henry and J. A. Eaton (Provo: Astronomical Society of the Pacific), p. 37, 1995. (paper)

Drummond, M., Bresina, J., Swanson, K., Edgington, W., and Henry, G., "The Associate Principal Astronomer Telescope Operations Model," in Proceedings of the 3rd International Symposium on Artificial Intelligence, Robotics, and Automation for Space (i-SAIRAS), JPL Publication 94-23, (Pasadena: JPL), p. 351, 1994. (paper)

Young, A. T., Genet, R. M., Boyd, L. J., Lockwood, G. W., Henry, G. W., Hall, D. S., Smith, D. P., Baliunas, S. L., Donahue, R., and Epand, D. H., "Precise Automatic Differential Stellar Photometry," Publications of the Astronomical Society of the Pacific 103, 221, 1991. (paper)

Binary and Multiple Stars

Kathryn V. Lester, Gail H. Schaefer, Francis C. Fekel, Douglas R. Gies, Todd J. Henry, Wei-Chun Jao, Leonardo A. Paredes, Hodari-Sadiki Hubbard-James, Christopher D. Farrington, Kathryn D. Gordon, S. Drew Chojnowski, John D. Monnier, Stefan Kraus, Jean-Baptiste Le Bouquin, Narsireddy Anugu, Theo Ten Brummelaar, Claire L. Davies, Tyler Gardner, Aaron Labdon, Cyprien Lanthermann, and Benjamin R. Setterholm, "Visual Orbits of Spectroscopic Binaries with the CHARA Array. IV. HD 61859, HD 89822, HD 109510, and HD 191692," Astronomical Journal, 164, 228, 2022. (paper)

Francis C. Fekel, Gregory W. Henry, James R. Sowell, Ethan R. Partington, Joanna M. Wedemeyer, and ArjunSinh Nakum, "An Analysis of the Eclipsing Binaries HD 71636, V1022 Cassiopeiae, and OT Andromedae," Astronomical Journal, 164, 224, 2022. (paper)

Tyler Gardner, John D. Monnier, Francis C. Fekel, Jean-Baptiste Le Bouquin, Adam Scovera, Gail Schaefer, Stefan Kraus, Fred C. Adams, Narsireddy Anugu, Jean-Philippe Berger, Theo Ten Brummelaar, Claire L. Davies, Jacob Ennis, Douglas R. Gies, Keith J. C. Johnson, Pierre Kervella, Kaitlin M. Kratter, Aaron Labdon, Cyprien Lanthermann, Johannes Sahlmann, and Benjamin R. Setterholm, "ARMADA. II. Further Detections of Inner Companions to Intermediate-mass Binaries with Microarcsecond Astrometry at CHARA and VLTI," Astronomical Journal, 164, 184, 2022. (paper)

Kenneth H. Hinkle, Sean Brittain, Francis C. Fekel, Thomas Lebzelter, and Adwin Boogert, "The 2020 Eclipse of R Aquarii in the Near-infrared: Mid-eclipse Observations of Disk Distress," Astrophysical Journal, 937, 98, 2022. (paper)

Tyler Gardner, John D. Monnier, Francis C. Fekel, Michael Williamson, Fabien Baron, Sasha Hinkley, Michael Ireland, Adam L. Kraus, Stefan Kraus, Rachael M. Roettenbacher, Gail Schaefer, Judit Sturmann, Laszlo Sturmann, and Theo ten Brummelaar, "Establishing α Oph as a Prototype Rotator: Precision Orbit with New Keck, CHARA, and RV Observations," Astrophysical Journal, 921, 41, 2021. (paper)

Horch, E. P., Broderick, K. G., Casetti-Dinescu, D. I., Henry, T. J., Fekel, F. C., Muterspaugh, M. W., Willmarth, D. W., Winters, J. G., van Belle, G. T., Clark, C. A., and Everett, M. E., "Observations with the Differential Speckle Survey Instrument. X. Preliminary Orbits of K-dwarf Binaries and Other Stars," Astronomical Journal, 161, 295, 2021. (paper)

Gardner, T., Monnier, J. D., Fekel, F. C., et al., "ARMADA. I. Triple Companions Detected in B-type Binaries alpha Del and nu Gem," Astronomical Journal, 161, 40, 2021. (paper)

Hinkle, K. H., Lebzelter, T., Fekel, F. C., Straniero, O., Joyce, R. R., Prato, L., Karnath, N., and Habel, N., "The M Supergiant High-mass Binary 4U 1954+31," Astrophysical Journal, 904, 143, 2020. (paper)

Kathryn V. Lester, Francis C. Fekel, Matthew Muterspaugh, Douglas R. Gies, Gail H. Schaefer, Christopher D. Farrington, Zhao Guo, Rachel A. Matson, John D. Monnier, Theo ten Brummelaar, Judit Sturmann, and Samuel A. Weiss, "Visual Orbits of Spectroscopic Binaries with the CHARA Array. III. HD 8374 and HD 24546," Astronomical Journal, 160, 58, 2020. (paper)

Sowell, J. R., Hollingworth, E., Fekel, F. C., Muterspaugh, M. W., Dale, H., Savello, A. D., Coughlin, J. L., and Williamon, R. M., "KR Per, a Mid-F Eclipsing Binary with a One-day Period," Astronomical Journal, 160, 13, 2020. (paper)

Torres, G., Lacy, C. H. S., Fekel, F. C., and Muterspaugh, M. W., "Absolute Dimensions of the Unevolved F-Type Eclipsing Binary BT Vulpeculae," Astrophysical Journal, 894, 96, 2020. (paper)

Horch, E. P., van Belle, G. T., Davidson, J. W., Willmarth, D., Fekel, F. C., Muterspaugh, M., Casetti-Dinescu, D. I., Hahne, F. W., Granucci, N. M., Clark, C., Winters, J. G., Rupert, J. D., Weiss, S. A., Colton, N. M., Nusdeo, D. A., and Henry, T. J., "Observations of Binary Stars with the Differential Speckle Survey Instrument. IX. Observations of Known and Suspected Binaries, and a Partial Survey of Be Stars," Astronomical Journal, 159, 233, 2020. (paper)

Fekel, F. C., Henry, G. W., and Sowell, J. R., "HD 126516: A Triple System Containing a Short-Period Eclipsing Binary," Astronomical Journal, 158, 189, 2019. (paper)

Torres, G., Lacy, C. H. S., Fekel, F. C., and Muterspaugh, M. W., "Absolute Dimensions of the Early F-type Eclipsing Binary V506 Ophiuchi," Astrophysical Journal, 876, 41, 2019. (paper)

Hinkle, K. H., Fekel, F. C., Joyce, R. R., Mikolajewska, J., Galan, C., and Lebzelter, T., "Infrared Spectroscopy of Symbiotic Stars. XII. The Neutron Star SyXB System 4U 1700+24 = V934 Herculis," Astrophysical Journal, 872, 43, 2019. (paper)

Farrington, C. D., Fekel, F. C., Schaefer, G. H., and ten Brummelaar, T. A., "Separated Fringe Packet Observations with the CHARA Array. III. The Very High-eccentricity Binary HR 7345," Astronomical Journal, 156, 144, 2018. (paper)

Fekel, F. C., Willmarth, D. W., Abt, H. A., and Pourbaix, D., "Spectroscopic Orbits for Late-type Stars. II," Astronomical Journal, 156, 117, 2018. (paper)

Gardner, T., Monnier, J. D., Fekel, F. C., Williamson, M. H., Duncan, D. K., White, T. R., Ireland, M., Adams, F. C., Barman, T., Baron, F., ten Brummelaar, T., Che, X., Huber, D., Kraus, S., Roettenbacher, R. M., Schaefer, G., Sturmann, J., Sturmann, L., Swihart, S. J., and Zhao, M., "Precision Orbit of delta Delphini and Prospects for Astrometric Detection of Exoplanets," Astrophysical Journal, 855, 1, 2018. (paper)

Torres, G., Lacy, C. H. S., Fekel, F. C., Wolf, M., and Muterspaugh, M. W., "The Quadruple-lined, Doubly Eclipsing System V482 Persei," Astronomical Journal, 846, 115, 2017. (paper)

Fekel, F. C., Henry, G. W., and Tomkin, J., "New Precision Orbits of Bright Double-lined Spectroscopic Binaries. X. HD 96511, HR 7578, and KZ Andromedae," Astronomical Journal, 154, 120, 2017. (paper)

Fekel, F. C., Hinkle, K. H., Joyce, R. R., and Wood, P. R., "Infrared Spectroscopy of Symbiotic Stars. XI. Orbits for Southern S-Type Systems: Hen 3-461, SY Mus, Hen 3-828, and AR Pav," Astronomical Journal, 153, 35, 2017. (paper)

Williamon, R. M., Dale, H., Evavold, C. L., Langoussis, A., Fekel, F. C., Muterspaugh, M. W., Williams, S., Napier, K., and Sowell, J. R., "Orbital Solutions and Absolute Elements of the Massive Algol Binary ET Tauri," Publications of the Astronomical Society of the Pacific, 128, 124202, 2016. (paper)

Willmarth, D. W., Fekel, F. C., Abt, H. A., and Pourbaix, D., "Spectroscopic Orbits for 15 Late-Type Stars," Astronomical Journal, 152, 46, 2016. (paper)

Lacy, C. H. S., Fekel, F. C., Pavlovski, K., Torres, G., Muterspaugh, M. W., "Absolute Properties of the Pre-Main-Sequence Eclipsing Binary Star NP Persei," Astronomical Journal, 152, 2, 2016. (paper)

Torres, G., Lacy, C. H. S., Pavlovski, K., Fekel, F. C., and Muterspaugh, M. W., "Absolute Dimensions of the Metallic-Line Eclipsing Binary V510 Monocerotis," Astronomical Journal, 150, 154, 2015. (paper)

Muterspaugh, M. W., Wijngaarden, M. J. P., Henrichs, H. F., Lane, B. J., Hartkopf, W. I., Henry, G. W., Schaefer, G. H., Farrington, C., Hummel, C. A., and Zavala, R. T., "Predicting the alpha Comae Berenices Time of Eclipse: How 3 Ambiguous Measurements Out of 609 Caused a 26 Year Binary's Eclipse to be Missed," Astronomical Journal, 150, 140, 2015. (paper)

Fekel, F. C., Hinkle, K. H., Joyce, R. R., and Wood, P. R., "Infrared Spectroscopy of Symbiotic Stars. X. Orbits for Three S-Type Systems: V1044 Centauri, HEN 3-1213, and SS 73-96," Astronomical Journal, 150, 48, 2015. (paper)

Fekel, F. C., "HD 207651: A Composite Spectrum Triple System," Astronomical Journal, 149, 83, 2015. (paper)

Fekel, F. C., Williamson, M. H., Muterspaugh, M. W., Pourbaix, D., Willmarth, D., and Tomkin, J., "New Precision Orbits of Bright Double-Lined Spectroscopic Binaries. IX. HD 54371, HR 2692, and 16 Ursa Majoris," Astronomical Journal, 149, 63, 2015. (paper)

Lacy, C.H.S., Torres, G., Fekel, F.C., Muterspaugh, M. W., and Southworth, J., "Absolute Properties of the Eclipsing Binary Star IM Persei," Astronomical Journal, 149, 34, 2015. (paper)

Lacy, C. H. and Fekel, F. C., "Absolute Properties of the Eclipsing Binary Star V501 Herculis," Astronomical Journal, 148, 71, 2014. (paper)

Lacy, C. H. S., Torres, G., Fekel, F. C., and Muterspaugh, M. W., "Absolute Properties of the Eclipsing Binary Star AP Andromedae," Astronomical Journal, 147, 148, 2014. (paper)

Cabrera, N. E., Sowell, J. R., Williamon, R. M., Collins, T. F., Fekel, F. C., Williamson, M. H., and Muterspaugh, M. W., "Orbital Solutions and Absolute Elements of the Short-Period Eclipsing Binary ES Librae," Publications of the Astronomical Society of the Pacific, 126, 121, 2014. (paper)

Lane, B. F., Muterspaugh, M. W., Griffin, R. F., Scarfe, C. D., Fekel, F. C., Williamson, M. W., Eaton, J. A., Shao, M., Colavita, M. M., and Konacki, M., "The Orbits of the Triple-Star System 1 Geminorum From Phases Differential Astrometry and Spectroscopy," Astrophysical Journal, 783, 3, 2014. (paper)

Fekel, F. C., Henry, G. W., and Sowell, J. R., "Absolute Properties of the Eclipsing Binary VV Corvi," Astronomical Journal, 146, 146, 2013. (paper)

Fekel, F. C., Tomkin, J., and Williamson, M. H., "New Precision Orbits of Bright Double-Lined Spectroscopic Binaries. VIII. HR 1528, HR 6993, 2 Sagittae, and 18 Vulpeculae," Astronomical Journal, 146, 129, 2013. (paper)

Sahlmann, J. and Fekel, F. C., "Astrometric Mass Ratios for Three Spectroscopic Binaries," Astronomy & Astrophysics, 556, A145, 2013. (paper)

Hinkle, K. H., Fekel, F. C., Joyce, R. R., and Wood, P., "Infrared Spectroscopy of Symbiotic Stars. IX. D-Type Symbiotic Novae," Astrophysical Journal, 770, 28, 2013. (paper)

Fekel, F. C., Rajabi, S., Muterspaugh, M. W., and Williamson, M. H., "The Spectroscopic Orbits of Five Solar-Type, Single-Lined Binaries," Astronomical Journal, 145, 111, 2013. (paper)

Fekel, F. C., Williamson, M. H., Weber, M., Strassmeier, K. G., and Pourbaix, D., "The Spectroscopic Orbit of the K-Giant Binary gamma Canis Minoris," Astronomische Nachrichten, 334, 223, 2013. (paper)

Hełminiak, K. G., Konacki, M., Ro'yczka, M., Kałuzny, J., ̇Ratajczak, M., Borkowski, J., Sybilski, P., Muterspaugh, M. W., Reichart, D. E., Ivarsen, K. M., Haislip, J. B., Crain, J. A., Foster, A. C., Nysewander, M. C., and LaCluyze, A. P., "Orbital and Physical Parameters of Eclipsing Binaries from the All-Sky-Automated Survey Catalogue. IV. A 0.61 + 0.45 Solar Mass Binary in a Multiple System," Monthly Notices of the Royal Astroomical Society, 425, 1245, 2012. (paper)

Rajabi, S., Muterspaugh, M. W., Lane, B. F., Sirk, M. M., Browne, S., Ghasempour, A., Halverson, S. P., Kelly, J. G., and Williamson, M., "Spectro-Interferometric Observations of Classical Nova V458 Vul 2007," Astrophysical Journal, 755, 158, 2012. (paper)

Lacy, C. H. S., Fekel, F. C., and Claret, A., "Absolute Properties of the Eclipsing Binary Star V335 Serpentis," Astronomical Journal, 144, 63, 2012. (paper)

Fekel, F. C., Cordero, M. J., Galicher, R., Zuckerman, B., Melis, C., and Weinberger, A. J., "Third Component Search and Abundances of the Very Dusty Short-Period Binary BD +20 307," Astrophysical Journal, 749, 7, 2012. (paper)

Helminiak, K. G., Konacki, M., Muterspaugh, M. W., Browne, S. E., Howard, A. W., and Kulkarni, S. R., "New High-Precision Orbital and Physical Parameters of the Double-Lined Low-Mass Spectroscopic Binary BY Draconis," Monthly Notices of the Royal Astronomical Society, 419, 1285, 2012. (paper)

Sowell, J. R., Henry, G. W., and Fekel, F. C., "Absolute Properties of the Highly Eccentric Solar-Type Eclipsing Binary HD 74057," Astronomical Journal, 143, 5, 2012. (paper)

Lacy, C. H. S. and Fekel, F. C., "Absolute Properties of the Eclipsing Binary Star HY Virginis," Astronomical Journal, 142, 185, 2011. (paper)

Fekel, F. C., Tomkin, J., Williamson, M. H., and Pourbaix, D., "New Precision Orbits of Bright Double-Lined Spectroscopic Binaries. VII. 47 Andromedae, 38 Cassiopeiae, and HR 8467," Astronomical Journal, 142, 69, 2011. (paper)

Fekel, F. C., Williamson, M. H., and Henry, G. W., "New Precision Orbits of Bright Double-Lined Spectroscopic Binaries. VI. HD 24623 and V923 Scorpii," Astronomical Journal, 141, 145, 2011. (paper)

Muterspaugh, M. W., Fekel, F. C., Lane, B. F., Hartkopf, W. I., Kulkarni, S. R., Konacki, M., Burke, B. F., Colavita, M. M., Shao, M. and Williamson, M., "The PHASES Differential Astrometry Data Archive. IV. The Triple Star Systems 63 Gem A and HR 2896," Astronomical Journal, 140, 1646, 2010. (paper)

Muterspaugh, M. W., Lane, B. F., Kulkarni, S. R., Konacki, M., Burke, B. F., Colavita, M. M., and Shao, M., "The PHASES Differential Astrometry Data Archive. III. Limits to Tertiary Companions," Astronomical Journal, 140, 1631, 2010. (paper)

Muterspaugh, M. W., Hartkopf, W. I., Lane, B. F., O'Connel, J., Williamson, M., Kulkarni, S. R., Konacki, M., Burke, B. F., Colavita, M. M., Shao, M., and Wiktorowicz, S. J., "The PHASES Differential Astrometry Data Archive. II. Updated Binary Star Orbits and a Long Period Eclipsing Binary," Astronomical Journal, 140, 1623, 2010. (paper)

Fekel, F. C. and Williamson, M. H., "New Precision Orbits of Bright Double-Lined Spectroscopic Binaries. V. The Am Stars HD 434 and 41 Sextantis," Astronomical Journal, 140, 1381, 2010. (paper)

Konacki, M., Muterspaugh, M. W., Kulkarni, S. R., and Helminiak, K. G., "High Precision Orbital and Physical Parameters of Double-Lined Spectroscopic Binary Stars - HD 78418, HD 123999, HD 160922, HD 200077, and HD 210027," Astrophysical Journal, 719, 1293, 2010. (paper)

Fekel, F. C., Tomkin, J., and Williamson, M. H., "New Precision Orbits of Bright Double-Lined Spectroscopic Binaries. IV. 66 Andromedae, HR 6979, and HR 9059," Astronomical Journal, 139, 1579, 2010. (paper)

Fekel, F. C., Hinkle, K. H., Joyce, R. R., and Wood, P. R., "Infrared Spectroscopy of Symbiotic Stars. VIII. Orbits for Three S-Type Systems: AE Arae, Y Coronae Australis, and SS 73-147," Astronomical Journal, 139, 1315, 2010. (paper)

Odell, Andrew P., Eaton, J. A., and Lopez-Cruz, O., "V432 Per, a Close Binary Star in Poor Thermal Contact," Monthly Notices of the Royal Astronomical Society, 400, 2085, 2009. (paper)

Helminiak, K. G., Konacki, M., Ratajczak, M., and Muterspaugh, M., "Orbital and Physical Parameters of Eclipsing Binaries From the ASAS Catalogue I. A Sample of Systems with Components' Masses Between 1 and 2 Solar Mass," Monthly Notices of the Royal Astronomical Society, 400, 969, 2009. (paper)

Fekel, F. C., Boden, A. F., Tomkin, J., and Torres, G., "HR 8257: A Three-Dimensional Orbit and Basic Properties," Astrophysical Journal, 695, 1527, 2009. (paper)

Fekel, F. C., Tomkin, J., and Williamson, M. H., "New Precision Orbits of Bright Double-Lined Spectroscopic Binaries. III. HD 82191, Omega Draconis, and 108 Herculis, Astronomical Journal, 137, 3900, 2009. (paper)

Eaton, J. A., "Spurious Eccentricities of Distorted Binary Components," Astrophysical Journal 681, 562, 2008. (paper)

Fekel, F. C., Hinkle, K. H., Joyce, R. R., Wood, P. R., and Howarth, I. D., "Infrared Spectroscopy of Symbiotic Stars. VI. Combined Orbits for Two S-Type Systems: V455 Scorpii and SS 73-90," Astronomical Journal 136, 146, 2008. (paper)

Lane, B. F., Muterspaugh, M. W., Fekel, F. C., Williamson, M., Browne, S., Konacki, M., Burke, B. F., Colavita, M. M., Kulkarni, S. R., and Shao, M., "The Orbits of the Quadruple Star System 88 Tau A From Phases Differential Astrometry and Radial Velocity," Astrophysical Journal 669, 1209, 2007. (paper)

Fekel, F. C., Williamson, M., and Pourbaix, D., "The Spectroscopic and Astrometric Orbits of HR 672," Astronomical Journal 133, 2431, 2007. (paper)

Fekel, F. C., Hinkle, K. H., Joyce, R. R., Wood, P. R., and Lebzelter, T., "Infrared Spectroscopy of Symbiotic Stars. V. First Orbits for Three S-Type Systems: Hen 2-173, CL Scorpii, and AS 270," Astronomical Journal 133, 17, 2007. (paper)

Henry, G. W., Fekel, F. C., Sowell, J. R., and Gearhart, J. S., "HD 71636, A Newly Discovered Eclipsing Binary," Astronomical Journal 132, 2489, 2006. (paper)

Fekel, F. C., Williamson, M., Buggs, C., Onuoha, G., and Smith, B., "HR 1613: A Slowly Rotating, A-Dwarf, Spectroscopic Binary with Solar Abundances," Astronomical Journal 132, 1490, 2006. (paper)

Fekel, F. C., Henry, G. W., Barlow, D. J., and Pourbaix, D., "HD 131861, A Double-Line Spectroscopic Triple System," Astronomical Journal 132, 1910, 2006. (paper)

Tomkin, J. and Fekel, F. C., "New Precision Orbits of Bright Double-Lined Spectroscopic Binaries. I. RR Lyncis, 12 Bootis, and HR 6169," Astronomical Journal 131, 2652, 2006. (paper)

Hinkle, K. H., Fekel, F. C., Joyce, R. R., Wood, P. R., Smith, V. V., and Lebzelter, T., "Infrared Spectroscopy of Symbiotic Stars. IV. V2116 Ophiuchi / GX 1+4, The Neutron Star Symbiotic,"Astrophysical Journal, 641, 479, 2006. (paper)

Fekel, F. C. and Henry, G. W., "Spectroscopy and Photometry of the Double-Lined Binary HD 149420," Astronomical Journal, 131,1724, 2006. (paper)

Fekel, F. C., Barlow, D. J., Scarfe, C. D., Jancart, S., and Pourbaix, D., "HD 166181 = V815 Herculis, A Single-Lined Spectroscopic Multiple System," Astronomical Journal 129, 1001, 2005. (paper)

Pourbaix, D., Tokovinin, A. A., Batten, A. H., Fekel, F. C., Hartkopf, W. I., Levato, H., Morrell, N. I., Torres, G., and Udry, S., "SB9: The Ninth Catalogue of Spectroscopic Binary Orbits," Astronomy and Astrophysics 424, 727, 2004. (paper)

Fekel, F. C., Scarfe, C. D., Barlow, D. J., Hartkopf, W. I., Mason, B. D., and McAlister, H. A., "The Quadruple System Mu Orionis: Three-Dimensional Orbit and Physical Parameters," Astronomical Journal 123, 1723, 2002. (paper)

Fekel, F. C., Hinkle, K. H., Joyce, R. R., and Skrutskie, M. F., "Infrared Spectroscopy of Symbiotic Stars. III. First Orbits for Three S-type Systems," Astronomical Journal 121, 2219, 2001. (paper)

Fekel, F. C., Hinkle, K. H., Joyce, R. R., and Skrutskie, M. F., "Infrared Spectroscopy of Symbiotic Stars. II. Orbits for Five S-type Systems with Two Year Periods," Astronomical Journal 120, 3255, 2000. (paper)

Scarfe, C. D., Barlow, D. J., and Fekel, F. C., "64 Orionis: Three-Dimensional Orbit and Physical Parameters," Astronomical Journal 119, 2415, 2000. (paper)

Fekel, F. C., Joyce, R. R., Hinkle, K. H., and Skrutskie, M. F., "Infrared Spectroscopy of Symbiotic Stars I. Orbits for Well-Known S-Type Systems," Astronomical Journal 119, 1375, 2000. (paper)

Fekel, F. C., Strassmeier, K. G., Weber, M., and Washuttl, A., "Orbital Elements and Physical Parameters of Ten Chromospherically Active Binary Stars," Astronomy and Astrophysics 137, 369, 1999. (paper)

Barlow, D. J., Scarfe, C. D., and Fekel, F. C., "Physical Properties of the Binary Star 12 Persei," Astronomical Journal 115, 2555, 1998. (paper)

Berdyugina, S. V., Jankov, S., Ilyin, I., Tuominen, I., and Fekel, F. C., "The Active RS CVn Binary II Peg I. Stellar and Orbital Parameters," Astronomy and Astrophysics 334, 863, 1998. (paper)

Lacy, C. H. S., Fekel, F. C., Mathieu, R. D., Morrell, N. I., Morse, J. A., Torres, G., and Willmarth, D., "The Spectroscopic Orbit of Pi Ceti," Astronomical Journal 113, 1088, 1997. (paper)

Ambruster, C. W., Fekel, F. C., Guinan, E. F., and Hrivnak, B. J., "The Extremely Active Single Giant 1E1751+7046 = ET Dra: Revised Properties and a Reevaluation of its Evolutionary Status," Astrophysical Journal 479, 960, 1997. (paper)

Fekel, F. C., Scarfe, C. D., Barlow, D. J., Duquennoy, A., McAlister, H. A., Hartkopf, W. I., Mason, B. D., and Tokovinin, A. A., "New and Improved Parameters of HD 202908 = ADS 14839: A Spectroscopic-Visual Triple System," Astronomical Journal 113, 1095, 1997. (paper)

McAlister, H. A., Hartkopf, W. I., Mason, B. D., Fekel, F. C., Ianna, P. A., Tokovinin, A. A., Griffin, R. F., and Culver, R. B., "Binary Star Orbits from Speckle Interferometry. VI. The Nearby Solar-Type Speckle-Spectroscopic Binary HR 6697," Astronomical Journal 110, 366, 1995. (paper)

Chromospherically Active Stars

L. Kriskovics, Zs. Kovari, B. Seli, K. Olah, K. Vida, G. W. Henry, T. Granzer, and A. Gorgei, "EI Eridani: A Star Under the Influence: The Effect of Magnetic Activity in the Short and Long Term," Astronomy & Astrophysics, 674, A143, 2023. (paper)

J. J. Lehtinen, M. J. Käpylä, T. Hackman, O. Kochukhov, T. Willamo, S. C. Marsden, S. V. Jeffers, G. W. Henry, and L. Jetsu, "Topological Changes in the Magnetic Field of LQ Hya During an Activity Minimum," Astronomy & Astrophysics, 660, A141, 2022. (paper)

Parks, J. R., White, R. J., Baron, F., Monnier, J. D., Kloppenborg, B., Henry, G. W., Schaefer, G., Che, X., Pedretti, E., Thureau, N., Zhao, M., Ten Brummelaar, T. A., McAlister, H. A., Ridgway, S. T., Turner, N., Sturmann, J., and Sturmann, L., "Interferometric Imaging of lambda Andromedae: Evidence for Starspots and Rotation," Astrophysical Journal, 913, 54, 2021. (paper)

Korhonen, H., Roettenbacher, R. M., Gu, S., Grundahl, F., Andersen, M. F., Henry, G. W., Hessen-Hansen, J., Antoci, V., and Palle, P. L., "Observing the Changing Surface Structures of the Active K Giant sigma Gem with SONG," Astronomy and Astrophysics, 646, 6, 2021. (paper)

Willamo, T., Hackman, T., Lehtinen, J. J., Kapyla, M. J., Ilyin, I., Henry, G. W., Jetsu, L., Kochukhov, O., and Piskunov, N., "Long-Term Spot Monitoring of the Young Solar Analogue V889 Herculis," Astronomy and Astrophysics, 622, A170, 2019. (paper)

Soon, W., Velasco Herrera, V. M., Cionco, R. G., Qiu, S., Baliunas, S., Egeland, R., Henry, G. W., and Charvatova, I., "Covariations of Chromospheric and Photometric Variability of the Young Sun Analogue HD 30495: Evidence for and Interpretation of Mid-Term Periodicities," Monthly Notices of the Royal Astronomical Society, 483, 2748, 2019. (paper)

Roettenbacher, R. M., Monnier, J. D., Korhonen, H., Harmon, R. O., Baron, F., Hackman, T., Henry, G. W., Schaefer, G. H., Strassmeier, K. G., Weber, M., and ten Brummelaar, T. A., "Contemporaneous Imaging Comparisons of the Spotted Giant sigma Geminorum Using Interferometric, Spectroscopic, and Photometric Data," Astrophysical Journal, 849, 120, 2017. (paper)

Hummel, C. A., Monnier, J. D., Roettenbacher, R. M., Torres, G., Henry, G. W., Korhonen, H., Beasley, A., Schaefer, G. H., Turner, N. H., ten Brummelaar, T., Farrington, C. D., Sturmann, J., Sturmann, L., Baron, F., and Kraus, S., "Orbital Elements and Stellar Parameters of the Active Binary UX Ari," Astrophysical Journal, 844, 115, 2017. (talk) (paper)

Siltala, L., Jetsu, L., Hackman, T., Henry, G. W., Immonen, L., Kajatkari, P., Lankinen, J., Lehtinen, J., Monira, S., Nikbakhsh, S., Viitanen, A.,Viuho, J., and Willamo, T., "Time-Series Analysis of Long-Term Photometry of BM Canum Venaticorum," Astronomische Nachrichten, 338, 453, 2017. (paper)

Jetsu, L., Henry, G. W., and Lehtinen, J., "General Model for Light Curves of Chromospherically Active Binary Stars," Astrophysical Journal, 838, 122, 2017. (paper)

Roettenbacher, R. M., Monnier, J. D, Fekel, F. C., Henry, G. W., Korhonen, H., Latham, D. W., Muterspaugh, M. W., Williamson, M. H., Baron, F., ten Brummelaar, T. A., Che, X., Harmon, R. O., Schaefer, G. H., Scott, N. J., Sturmann, J., Sturmann, L., and Turner, N. H., "Detecting the Companions and Ellipsoidal Variations of RS CVn Primaries. II. omicron Draconis, A Candidate For Recent Low-Mass Companion Ingestion," Astrophysical Journal, 809, 159, 2015. (paper)

Roettenbacher, R. M., Monnier, J. D., Henry, G. W., Fekel, F. C., Williamson, M. H., Pourbaix, D., Latham, D. W., Latham, C. A., Torres, G., Baron, F., Che, X., Kraus, S., Schaefer, G. H., Aarnio, A. N., Korhonen, H., Harmon, R. O., ten Brummelaar, T. A., Sturmann, J., Sturmann, L., and Turner, N. H., "Detecting the Companions and Ellipsoidal Variations of RS CVn Primaries. I. sigma Geminorum," Astrophysical Journal, 807, 23, 2015. (paper)

Olspert, N., Kapyla, M.J., Pelt, J., Cole, E., Hackman, T., Lehtinen, J., and Henry, G.W., "Multiplicity, Modulations, and Flip-Flops in Variable Star Light Curves III. A Carrier Fit Analysis of LQ Hydrae Photometry from 1982-2014," Astronomy & Astrophysics, 577, A120, 2015. (paper)

Parks, J.R., White, R.J., Schaefer, G.H., Monnier, J.D., Henry, G.W., McAlister, H.A., and ten Brummelaar, T.A., "Starspot Imaging with the CHARA Array," in Resolving the Future of Astronomy with Long-Baseline Interferometry," ASP Conf. Ser. 487, eds. M.J. Creech-Eakman, J.A. Guzik, and R. E. Stencel (San Francisco: ASP), p. 345, 2014. (paper)

Kajatkari, P., Hackman, T., Jetsu, L., Lehtinen, J., and Henry, G. W., "Spot Activity of the RS Canum Venaticorum Star sigma Geminorum," Astronomy & Astrophysics, 562, A107, 2014. (paper)

Lindborg, M., Mantere, M. J., Olspert, N., Pelt, J., Hackman, T., Henry, G. W., Jetsu, L., and Strassmeier, K. G., "Multiperiodicity, Modulations, and Flip-Flops in Variable Star Light Curves II. Analysis of II Pegasus Photometry During 1979-2010," Astronomy & Astrophysics, 559, A97, 2013. (paper)

Lehtinen, J., Jetsu, L., Hackman, T., Kajatkari, P. and Henry, G. W., "Spot Activity of LQ Hydra from Photometry Between 1988 and 2011," Astronomy & Astrophysics, 542, A38, 2012. (paper)

Ozdaracan, O., Evren, S., Henry, G. W., "Spot Activity on HD 89546 (FG UMA) From Long-Term Photometry," Astronomische Nachrichten, 333, 138, 2012. (paper)

Roettenbacher, R. M., Harmon, R. O., Vutisalchavakul, N., and Henry, G. W., "A Study of Differential Rotation on II Pegasi via Photometric Starspot Imaging," Astronomical Journal, 141, 138, 2011. (paper)

Ozdarcan, O., Evren, S., Strassmeier, K. G., Granzer, T., and Henry, G. W., "Discovery of Cyclic Spot Activity on the G8 Giant HD 208472," Astronomische Nachrichten, 331, 794, 2010. (paper)

Strassmeier, K. G., Bartus, J., Fekel, F. C., and Henry, G. W., "The Chromospherically Active, Triple, Ellipsoidal, and Eclipsing Binary HD 6286 = BE Piscium: A Laboratory for Binary Evolution," Astronomy & Astrophysics 485, 233, 2008. (paper)

Fekel, F. C. and Bolton, C. T., "Chromospherically Active Stars. XXVI. The Double-Lined Late-Type Binary HD 19485 = WZ Arietis," Astronomical Journal 134, 2079, 2007. (paper)

Berdyugina, S. V. and Henry, G. W., "Butterfly Diagram and Activity Cycles in HR 1099," Astrophysical Journal 659, L157, 2007. (paper)

Eaton, J. A. and Henry, G. W., "The Distribution of Activity on the RS CVn-Type Star SZ Piscium," Publications of the Astronomical Society of the Pacific 119, 259, 2007. (paper)

Marsden, S. C., Berdyugina, S. V., Donati, J.-F., Eaton, J. A., Williamson, M. H., Ilyin, I., Fischer, D. A., Munoz, M., Isaacson, H., Ratner, M. I., Semel, M., Petit, P., and Carter, B. D., "A Sun in the Spectroscopic Binary IM Pegasi, the Guide Star for the Gravity Probe B Mission, Astrophysical Journal 634, L173, 2005. (paper)

Fekel, F. C., Henry, G. W., and Lewis, C., "Chromospherically Active Stars. XXV. HD 144110 = EV Draconis, A Double-Lined Dwarf Binary,"Astronomical Journal 130, 794, 2005. (paper)

Aarum-Ulvas, V. and Henry, G. W., "Modelling the Colour-Brightness Relation of Chromospherically Active Stars," Astronomische Nachrichten 326, 292, 2005. (paper)

Fekel, F. C. and Henry, G. W., "Chromospherically Active Stars. XXIV. The Giant Single-Lined Binaries HD 37824, HD 181809, and HD 217188," Astronomical Journal 129, 1669, 2005. (paper)

Fekel, F. C., "Chromospherically Active Stars. XXIII. The Triple System HD 7205 = QU Andromedae," Astronomical Journal 127, 2931, 2004. (paper)

Fekel, F. C., Henry, G. W., and Alston, F. M., "Chromospherically Active Stars. XXII. HD 18955, A Massive K Dwarf Binary," Astronomical Journal 127, 2303, 2004. (paper)

Aarum Ulvas, V. and Henry, G. W., "BV Photometry of UX Ari in the Period 1987 - 2002," Astronomy & Astrophysics, 402, 1033, 2003. (paper)

Fekel, F. C., Henry, G. W., Eaton, J. A., Sperauskas, J., and Hall, D. S., "Chromospherically Acitve Stars. XXI. The Giant, Single-Lined Binaries HD 89546 and HD 113816," Astronomical Journal 124, 1064, 2002. (paper)

Fekel, F. C., Henry, G. W., and Henry, S. M., "Chromospherically Active Stars. XX. The Giant, Single-Lined Binary HD 161570," Astronomical Journal 122, 3447, 2001. (paper)

Fekel, F. C., Henry, G. W., Brooks, K., and Hall, D. S., "Chromospherically Active Stars. XIX. A Reexamination of the Variability of HD 10909 = UV Fornacis," Astronomical Journal 122, 991, 2001. (paper)

Fekel, F. C. and Henry, G. W., "Chromospherically Active Stars. XVIII. Sorting Out the Variability of HD 95559 and Gliese 410 = DS Leonis," Astronomical Journal 120, 3265, 2000. (paper)

Jetsu, L., Hackman, T., Hall, D. S., Henry, G. W., Kokko, M., and You, J., "Time Series Analysis of V815 Herculis Photometry Between 1984 and 1998," Astronomy and Astrophysics 362, 223, 2000. (paper)

Strassmeier, K. G., Stepien, K., Henry, G. W., and Hall, D. S., "Evolved, Single, Slowly Rotating...but Magnetically Active: The G8-giant HR 1362 = EK Eridani Revisited," Astronomy and Astrophysics 343, 175, 1999. (paper)

Fekel, F. C., Eitter, J. J., De Madeiros, J.-R., and Kirkpatrick, J. D., "Chromospherically Active Stars. XVII. The Double-Lined Binary 54 Camelopardalis = AE Lyncis," Astronomical Journal 115, 1153, 1998. (paper)

Fekel, F. C., "Chromospherically Active Stars. XVI. The Double-Lined Binary 42 Capricorni," Astronomical Journal 114, 2747, 1997. (paper)

Olah, K., Kovari, Zs., Bartus, J., Strassmeier, K. G., Hall, D. S., and Henry, G. W., "Time-Series Photometric Spot Modeling III. Thirty Years in the Life of HK Lacertae," Astronomy and Astrophysics 321, 811, 1997. (paper)

Eaton, J. A., Henry, G. W., and Fekel, F. C., "Random Spots on Chromospherically Active Stars," Astrophysical Journal 462, 888, 1996. (paper)

Henry, G. W. and Newsom, M.S., "A Search for Optical Flares On Chromospherically Active Stars," Publications of the Astronomical Society of the Pacific 108, 242, 1996. (paper)

Fekel, F. C., "Chromospherically Active Stars. XV. HD 8357 = AR Piscium, An Extremely Active RS CVn System," Astronomical Journal 112, 269, 1996. (paper)

Hampton, M., Henry, G. W., Eaton, J. A., Nolthenius, R. A., and Hall, D. S., "HD 12545, a Study in Spottedness," Publications of the Astronomical Society of the Pacific 108, 68, 1996. (paper)

Henry, G. W., Fekel, F. C., and Hall, D. S., "An Automated Search for Variability in Chromospherically Active Stars," Astronomical Journal 110, 2926, 1995. (paper)

Hall, D. S., Fekel, F. C., Henry, G. W., Eaton, J. A., Barksdale, W. S., Dadonas, V., Eker, Z., Kalv, P., Chambliss, C. R., Fried, R. E., Fortier, G. L., Landis, H. J., Louth, H. P., Powell, H. D, McFaul, T. G., Miles, R., Nielsen, P., Renner, T. R., Robb, S. P., Slauson, D. M., Stelzer, H. J., Wasson, R., and Wood, J. E., "A Spectroscopic and Photometric Study of 12 BM Camelopardalis," Astronomical Journal 109, 1277, 1995. (paper)

Henry, G. W., Eaton, J. A., Hamer, J., and Hall, D. S., "Starspot Evolution, Differential Rotation, and Magnetic Cycles in the Chromospherically Active Binaries Lambda Andromedae, Sigma Geminorum, II Pegasi, and V711 Tauri," Astrophysical Journal Supplement Series 97, 513, 1995. (paper)

Donati, J.-F., Henry, G. W., and Hall, D. S., "Activity, Rotation, and Evolution of the RS CVn System Lambda And," Astronomy and Astrophysics 293, 107, 1995. (paper)

Strassmeier, K. G., Hall, D. S., and Henry, G. W., "Time-Series Photometric Spot Modeling II. Fifteen Years of Photometry of the Bright RS CVn Binary HR 7275," Astronomy and Astrophysics 282, 535, 1994. (paper)

Eaton, J. A., Henry, G. W., Bell, C., and Okorogu, A., "Spots on RS CVn From Spectroscopy and Photometry," Astronomical Journal 106, 1181, 1993. (paper)

Early F Variables

Gregory W. Henry, Francis C. Fekel, and Michael H. Williamson, "Nine Bright gamma Doradus Variables Discovered with Ground-based Photometry," Astronomical Journal, 163, 180, 2022. (paper)

Fekel, F. C., Henry, G. W., and Pourpaix, D., "The Spectroscopic Orbits of Five gamma Doradus Stars," Astronomical Journal, 151, 26, 2016. (paper)

Henry, G. W., Fekel, F. C., and Henry, S. M., "A Volume-Limited Photometric Survey of 114 Gamma Doradus Candidates," Astronomical Journal, 142, 39, 2011. (paper)

Henry, G. W., Fekel, F. C., and Henry, S. M., "Photometry and Spectroscopy of Eleven Gamma Doradus Stars," Astronomical Journal 133, 1421, 2007. (paper)

Henry, G. W., Fekel, F. C., and Henry, S. M., "Eleven New Gamma Doradus Stars," Astronomical Journal 129, 2815, 2005. (paper)

Henry, G. W. and Fekel, F. C., "HD 8801: A Unique Single Am Star with Gamma Doradus and Delta Scuti Pulsations," Astronomical Journal 129, 2026, 2005. (paper)

Henry, G. W., Fekel, F. C., and Henry, S. M., "HD 207651: A Triple System with Delta Scuti and Ellipsoidal Variations But No Gamma Doradus Pulsations," Astronomical Journal 127, 1720, 2004. (paper)

Henry, G. W. and Fekel, F. C., "A Dozen New Gamma Doradus Stars," Astronomical Journal 126, 3058, 2003. (paper)

Fekel, F. C., Warner, P., and Kaye, A. B., "Spectroscopy of Early F Stars: Gamma Doradus Candidates and Possible Metallic Shell Stars," Astronomical Journal 125, 2196, 2003. (paper)

Fekel, F. C. and Henry, G. W., "The Orbit and Pulsation Periods of the Gamma Doradus Variable HR 6844 = V2502 Ophiuchi," Astronomical Journal 125, 2156, 2003. (paper)

Henry, G. W., "HD 67852: A New Delta Scuti Variable," Information Bulletin on Variable Stars, No. 5348, 2002. (paper)

Henry, G. W. and Fekel, F. C., "Five New Delta Scuti Stars," Publications of the Astronomical Society of the Pacific 114, 999, 2002. (paper)

Henry, G. W. and Fekel, F. C., "Six New Gamma Doradus Stars," Publications of the Astronomical Society of the Pacific 114, 988, 2002. (paper)

Henry, G. W., Fekel, F. C., Kaye, A. B., and Kaul, A., "Ten New Gamma Doradus and Delta Scuti Variables," Astronomical Journal 122, 3383, 2001. (paper)

Henry, G. W. and Henry, S. M., "HD 49015: A New Low-Amplitude Gamma Doradus Star?," Information Bulletin on Variable Stars, No. 4899, 2000. (paper)

Kaye, A. B., Henry, G. W., and Rodriguez, E., "HD 152569: A Reclassified Delta Scuti Variable," Information Bulletin on Variable Stars, No. 4850, 2000. (paper)

Henry, G. W. and Henry, S. M., "HD 209775: A New Delta Scuti Variable," Information Bulletin on Variable Stars, No. 4826, 2000. (paper)

Kaye, A. B., Henry, G. W., Fekel, F. C., Gray, R. O., Rodriguez, E., Martin, S., Gies, D. R., Bagnuolo, W. G., and Hall, D. S., "HD 62454 and HD 68192: Two New Gamma Doradus Variables," Astronomical Journal 118, 2997, 1999. (paper)

Kaye, A. B., Henry, G. W., Fekel, F. C., and Hall, D. S., "Simultaneous Photometry and Spectroscopy of the Newly-Discovered Gamma Doradus Variable HR 8330 = HD 207223," Monthly Notices of the Royal Astronomical Society 308, 1081, 1999. (paper)

Henry, G. W., Henry, S. M., and Kaye, A. B., "Tau 1 Hydrae: Not a Gamma Doradus Variable," Information Bulletin on Variable Stars, No. 4688, 1999. (paper)

Extrasolar Planets

Eliza M.-R. Kempton, Michael Zhang, Jacob L. Bean, Maria E. Steinrueck, Anjali A. A. Piette, Vivien Parmentier, Isaac Malsky, Michael T. Roman, Emily Rauscher, Peter Gao, Taylor J. Bell, Qiao Xue, Jake Taylor, Arjun B. Savel, Kenneth E. Arnold, Matthew C. Nixon, Kevin B. Stevenson, Megan Mansfield, Sarah Kendrew, Sebastian Zieba, Elsa Ducrot, Achrène Dyrek, Pierre-Olivier Lagage, Keivan G. Stassun, Gregory W. Henry, Travis Barman, Roxana Lupu, Matej Malik, Tiffany Kataria, Jegug Ih, Guangwei Fu, Luis Welbanks, and Peter McGill, "A reflective, metal-rich atmosphere for GJ 1214b from its JWST phase curve," Nature, 620, 67, 2023. (paper)

Leonardo A. Dos Santos, Antonio Garcı́a Muñoz, David K. Sing, Mercedes López-Morales, Munazza K. Alam, Vincent Bourrier, David Ehrenreich, Gregory W. Henry, Alain Lecavelier des Etangs, Nikolay K. Nikolov, Jorge Sanz-Forcada, and Hannah R. Wakeford, "Hydrodynamic Atmospheric Escape in HD 189733 b: Signatures of Carbon and Hydrogen Measured with the Hubble Space Telescope," Astronomical Journal, 166, 89, 2023. (paper)

John M. Brewer, Lily L. Zhao, Debra A. Fischer, Rachael M. Roettenbacher, Gregory W. Henry, Andrew E. Szymkowiak, Samuel H. C. Cabot, Sam A. Weiss, and Chris McCarthy, "EXPRES. IV. Two Additional Planets Orbiting ρ Coronae Borealis Reveal Uncommon System Architecture," Astronomical Journal, 166, 46, 2023. (paper)

Stephen R. Kane, Michelle L. Hill, Paul A. Dalba, Tara Fetherolf, Gregory W. Henry, Sergio B. Fajardo-Acosta, Crystal L. Gnilka, Andrew W. Howard, Steve B. Howell, and Howard Isaacson, "Revised Properties and Dynamical History for the HD 17156 System," Astronomical Journal, 165, 252, 2023. (paper)

James Sikora, Jason Rowe, Saugata Barat, Jacob L. Bean, Madison Brady, Jean-Michel Désert, Adina D. Feinstein, Emily A. Gilbert, Gregory Henry, David Kasper, Déreck-Alexandre Lizotte, Michael R. B. Matesic, Vatsal Panwar, Andreas Seifahrt, Hinna Shivkumar, Gudmundur Stefánsson, and Julian Stürmer, "Updated Planetary Mass Constraints of the Young V1298 Tau System Using MAROON-X," Astronomical Journal, 165, 250, 2023. (paper)

Alexander D. Rathcke, Lars. A. Buchhave, João M. Mendonça, David K. Sing, Mercedes Lopez-Morales, Munazza K. Alam, Gregory W. Henry, Nikolay K. Nikolov, A. García Muñoz, Thomas Mikal-Evans, Hannah R. Wakeford, Leonardo A. Dos Santos, and Vinesh Maguire Rajpaul, "HST PanCET Programme: A Flat Optical Transmission Spectrum for the Hot Jupiter WASP-101b," Monthly Notices of the Royal Astronomical Society, 522, 582, 2023. (paper)

A. Gressier, A. Lecavelier des Etangs, D. K. Sing, M. López-Morales, M. K. Alam, J. K. Barstow, V. Bourrier, L. A. Dos Santos, A. García Muñoz, J. D. Lothringer, N. K. Nikolov, K. Sotzen, G. W. Henry, and T. Mikal-Evans "The Hubble PanCET Program: The Near-Ultraviolet Transmission Spectrum of WASP-79b," Astronomy & Astrophysics, 672, A34, 2023. (paper)

V. Bourrier, O. Attia, M. Mallonn, A. Marret, M. Lendl, P.-C. Konig, A. Krenn, M. Cretignier, R. Allart, G. Henry, E. Bryant, A. Leleu, L. Nielsen, G. Hebrard, N. Hara, D. Ehrenreich, J. Seidel, L. dos Santos, C. Lovis, D. Bayliss, H. M. Cegla, X. Dumusque, I. Boisse, A. Boucher, F. Bouchy, F. Pepe, B. Lavie, J. Rey Cerda, D. Ségransan, S. Udry, and T. Vrignaud, "DREAM I. Orbital Architecture Orrery," Astronomy & Astrophysics, 669, A63, 2023. (paper)

R. Luque, B. J. Fulton, M. Kunimoto, P. J. Amado, P. Gorrini, S. Dreizler, C. Hellier, G. W. Henry, et al., "The HD 260655 System: Two Rocky Worlds Transiting a Bright M Dwarf at 10 pc," Astronomy & Astrophysics, 664, A199, 2022. (paper)

Lee J. Rosenthal, Heather A. Knutson, Yayaati Chachan, Fei Dai, Andrew W. Howard, Benjamin J. Fulton, Ashley Chontos, Justin R. Crepp, Paul A. Dalba, Gregory W. Henry, Stephen R. Kane, Erik A. Petigura, Lauren M. Weiss, and Jason T. Wright, "The California Legacy Survey. III. On the Shoulders of (Some) Giants: The Relationship between Inner Small Planets and Outer Massive Planets," Astrophysical Journal Supplement Series, 262, 1, 2022. (paper)

Ian Wong, Yayaati Chachan, Heather A. Knutson, Gregory W. Henry, Danica Adams, Tiffany Kataria, Björn Benneke, Peter Gao, Drake Deming, Mercedes López-Morales, David K. Sing, Munazza K. Alam, Gilda E. Ballester, Joanna K. Barstow, Lars A. Buchhave, Leonardo A. dos Santos, Guangwei Fu, Antonio García Muñoz, Ryan J. MacDonald, Thomas Mikal-Evans, Jorge Sanz-Forcada, and Hannah R. Wakeford, "The Hubble PanCET Program: A Featureless Transmission Spectrum for WASP-29b and Evidence of Enhanced Atmospheric Metallicity on WASP-80b," Astronomical Journal, 164, 30, 2022. (paper)

Lily L. Zhao, Debra A. Fischer, Eric B. Ford, Alex Wise, Michaël Cretignier, Suzanne Aigrain, Oscar Barragan, Megan Bedell, Lars A. Buchhave, João D. Camacho, Heather M. Cegla, Jessi Cisewski-Kehe, Andrew Collier Cameron, Zoe L. de Beurs, Sally Dodson-Robinson, Xavier Dumusque, João P. Faria, Christian Gilbertson, Charlotte Haley, Justin Harrell, David W. Hogg, Parker Holzer, Ancy Anna John, Baptiste Klein, Marina Lafarga, Florian Lienhard, Vinesh Maguire-Rajpaul, Annelies Mortier, Belinda Nicholson, Michael L. Palumbo, III, Victor Ramirez Delgado, Christopher J. Shallue, Andrew Vanderburg, Pedro T. P. Viana, Jinglin Zhao, Norbert Zicher, Samuel H. C. Cabot, Gregory W. Henry, Rachael M. Roettenbacher, John M. Brewer, Joe Llama, Ryan R. Petersburg, and Andrew E. Szymkowiak, "The EXPRES Stellar Signals Project II. State of the Field in Disentangling Photospheric Velocities," Astronomical Journal, 163, 171, 2022. (paper)

Michael Zhang, Heather A. Knutson, Lile Wang, Fei Dai, Leonardo A. dos Santos, Luca Fossati, Gregory W. Henry, David Ehrenreich, Yann Alibert, Sergio Hoyer, Thomas G. Wilson, and Andrea Bonfanti, "Detection of Ongoing Mass Loss from HD 63433c, a Young Mini-Neptune," Astronomical Journal, 163, 68, 2022. (paper)

Rachael M. Roettenbacher, Samuel H. C. Cabot, Debra A. Fischer, John D. Monnier, Gregory W. Henry, Robert O. Harmon, Heidi Korhonen, John M. Brewer, Joe Llama, Ryan R. Petersburg, Lily L. Zhao, Stefan Kraus, Jean-Baptiste Le Bouquin, Narsireddy Anugu, Claire L. Davies, Tyler Gardner, Cyprien Lanthermann, Gail Schaefer, Benjamin Setterholm, Catherine A. Clark, Svetlana G. Jorstad, Kyler Kuehn, and Stephen Levine, "EXPRES. III. Revealing the Stellar Activity Radial Velocity Signature of epsilon Eridani with Photometry and Interferometry," Astronomical Journal, 163, 19, 2022. (paper)

Trevor O. Foote, Nikole K. Lewis, Brian M. Kilpatrick, Jayesh M. Goyal, Giovanni Bruno, Hannah R. Wakeford, Nina Robbins-Blanch, Tiffany Kataria, Ryan J. MacDonald, Mercedes López-Morales, David K. Sing, Thomas Mikal-Evans, Vincent Bourrier, Gregory Henry, and Lars A. Buchhave, "The Emission Spectrum of the Hot Jupiter WASP-79b from HST/WFC3," Astronomical Journal, 163, 7, 2022. (paper)

Lotfi Ben-Jaffel, Gilda E. Ballester, Antonio García Muñoz, Panayotis Lavvas, David K. Sing, Jorge Sanz-Forcada, Ofer Cohen, Tiffany Kataria, Gregory W. Henry, Lars Buchhave, Thomas Mikal-Evans, Hannah R. Wakeford, and Mercedes López-Morales, "Signatures of Strong Magnetization and a Metal-Poor Atmosphere for a Neptune-Sized Exoplanet," Nature Astronomy, 2021. (paper)

Fu, G., Deming, D., May, E., Stevenson, K., Sing, D. K., Lothringer, D. J., Wakeford, H. R., Nikolov, N., Mikal-Evans, T., Bourrier, V., dos Santos, L. A., Alam, M. K., Henry, G. W., Muñoz, A. G., and López-Morales, "The Hubble PanCET Program: Transit and Eclipse Spectroscopy of the Hot-Jupiter WASP-74b," Astronomical Journal, 162, 271, 2021. (paper)

Alexander D. Rathcke, Ryan J. MacDonald, Joanna K. Barstow, Jayesh M. Goyal, Mercedes Lopez-Morales, João M. Mendonça, Jorge Sanz-Forcada, Gregory W. Henry, David K. Sing, Munazza K. Alam, Nikole K. Lewis, Katy L. Chubb, Jake Taylor, Nikolay Nikolov, and Lars A. Buchhave, "HST PanCET Program: A Complete Near-UV to Infrared Transmission Spectrum for the Hot Jupiter WASP-79b," Astronomical Journal, 162, 138, 2021. (paper)

Guangwei Fu, Drake Deming, Joshua Lothringer, Nikolay Nikolov, David K. Sing, Eliza M.-R. Kempton, Jegug Ih, Thomas M. Evans, Kevin Stevenson, H. R. Wakeford, Joseph E. Rodriguez, Jason D. Eastman, Keivan Stassun, Gregory W. Henry, Mercedes López-Morales, Monika Lendl, Dennis M. Conti, Chris Stockdale, Karen Collins, John Kielkopf, Joanna K. Barstow, Jorge Sanz-Forcada, David Ehrenreich, Vincent Bourrier, and Leonardo A. dos Santos, "The Hubble PanCet Program: Transit and Eclipse Spectroscopy of the Strongly Irradiated Giant Exoplanet WASP-76b," Astronomical Journal, 162, 108, 2021. (paper)

Benjamin J. Fulton, Lee J. Rosenthal, Lea A. Hirsch, Howard Isaacson, Andrew W. Howard, Cayla M. Dedrick, Ilya A. Sherstyuk, Sarah C. Blunt, Erik A. Petigura, Heather A. Knutson, Aida Behmard, Ashley Chontos, Justin R. Crepp, Ian J. M. Crossfield, Paul A. Dalba, Debra A. Fischer, Gregory W. Henry, Stephen R. Kane, Molly Kosiarek, Geoffrey W. Marcy, Ryan A. Rubenzahl, Lauren M. Weiss, and Jason T. Wright, "California Legacy Survey. II. Occurrence of Giant Planets Beyond the Ice Line," Astrophysical Journal Supplement Series, 255, 14, 2021. (paper)

Lee J. Rosenthal, Benjamin J. Fulton, Lea A. Hirsch, Howard T. Isaacson, Andrew W. Howard, Cayla M. Dedrick, Ilya A. Sherstyuk, Sarah C. Blunt, Erik A. Petigura, Heather A. Knutson, Aida Behmard, Ashley Chontos, Justin R. Crepp, Ian J. M. Crossfield, Paul A. Dalba, Debra A. Fischer, Gregory W. Henry, Stephen R. Kane, Molly Kosiarek, Geoffrey W. Marcy, Ryan A. Rubenzahl, Lauren M. Weiss, and Jason T. Wright, "The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades," Astrophysical Journal Supplement Series, 255, 8, 2021. (paper)

Bourrier, V., dos Santos, L. A., Sanz-Forcada, J., Garcia Munoz, A., Henry, G. W., Lavvas, P., Lecavelier, A., Lopez-Morales, M., Mikal-Evans, T., Sing, D. K., Wakeford, H. R., and Ehrenreich, D., "The Hubble PanCET Program: Long-Term Chromospheric Evolution and Flaring Activity of the M Dwarf Host GJ 3470," Astronomy & Astrophysics, 650, A73, 2021. (paper)

Dalba, P. A., Kane, S. R., Howell, S. B., Horch, E. P., Li, Z., Hirsch, L. A., Burt, J., Brandt, T. D., Mocnik, T., Henry, G. W., Everett, M. E., Rosenthal, L. J., and Howard, A. W., "Speckle Imaging Characterization of Radial Velocity Exoplanet Systems," Astronomical Journal, 161, 123, 2021. (paper)

Sheppard, K. B., Welbanks, L., Mandell, A. M., Madhusudhab, N., Nikolov, N., Deming, D., Henry, G. W., Williamson, M. H., Sing, D. K., Lopez-Morales, M., Ih, J., Sanz-Forcada, J., Lavvas, P., Ballester, G. E., Evans, T. M., Munoz, A. G., and dos Santos, L. A., "The Hubble PanCET Program: A Metal-Rich Atmosphere for the Inflated Hot Jupiter HAT-P-41b," Astronomical Journal, 161, 51, 2021. (paper)

Kosiarek, M. R., Berardo, D. A., Crossfield, I. J. M., Laguna, C., Piaulet, C., Akana Murphy, J. M., Howell, S. B., Henry, G. W., et al., "Physical Parameters of the Multiplanet Systems HD 106315 and GJ 9827," Astronomical Journal, 161, 47, 2021. (paper)

Cabot, S. H. C., Roettenbacher, R. M., Henry, G. W., Zhao, L., Harmon, R. O., Fischer, D. A., Brewer J. M., Llama, J., Petersburg, R. R., and Szymkowiak, A. E., "EXPRES. II. Searching for Planets around Active Stars: A Case Study of HD 101501," Astronomical Journal, 161, 26, 2021. (paper)

Burt, J., Feng, F., Holden, B., Mamajek, E. E., Huang, C. X., Rosenthal, M. M., Wang, S., Butler, R. P., Vogt, S. S., Laughlin, G., Henry, G. W., Teske, J. K., Wang, S. X., Crane, J. D., and Shectman, S. A., "A Collage of Small Planets from the Lick-Carnegie Exoplanet Survey: Exploring the Super-Earth and Sub-Neptune Mass Regime," Astronomical Journal, 161, 10, 2021. (paper)

McGruder, C. D., López-Morales, M., Espinoza, N., Rackham, B. V., Apai, D., Jordán, A., Osip, D. J., Alam, M. K., Bixel, A., Fortney, J. J., Henry, G. W., Kirk, J., Lewis, N. K., Rodler, F., and Weaver, I. C., "ACCESS: Confirmation of No Potassium in the Atmosphere of WASP-31b," Astronomical Journal, 160, 230, 2020. (paper)

Zhao, L., Fischer, D. A., Ford, E. B., Henry, G. W., Roettenbacher, R. M., and Brewer, J. M., "The EXPRES Stellar-signals Project. I. Description of Data," Research Notes of the American Astronomical Society, 4, No. 9, 2020. (paper)

Alderson, L., Kirk, J., López-Morales, M., Wheatley, P. J., Skillen, I., Henry, G. W., McGruder, C., Brogi, M., Louden, T., and King, G., "LRG-BEASTS: Ground-Based Detection of Sodium and a Steep Optical Slope in the Atmosphere of the Highly Inflated Hot-Saturn WASP-21b," Monthly Notices of the Royal Astronomical Society, 497, 5182, 2020. (paper)

John M. Brewer, Debra A. Fischer, Ryan T. Blackman, Samuel H. C. Cabot, Allen B. Davis, Gregory Laughlin, Christopher Leet, J. M. Joel Ong, Ryan R. Petersburg, Andrew E. Szymkowiak, Lily L. Zhao, Gregory W. Henry, and Joe Llama, "EXPRES. I. HD 3651 as an Ideal RV Benchmark," Astronomical Journal, 160, 67, 2020. (paper)

Alam, M. K., Lopez-Morales, M., Nikolov, N., Sing, D. K., Henry, G. W., Baxter, C., Desert, J.-M., Barstow, J. K., Mikal-Evans, T., Bourrier, V., Lavvas, P., Wakeford, H. R., Williamson, M. H., Sanz-Forcada, J., Buchhave, L. A., Cohen, O., and Munoz, A. G., "The Hubble Space Telescope PanCET Program: An Optical to Infrared Transmission Spectrum of HAT-P-32Ab," Astronomical Journal, 160, 51, 2020. (paper)

Carter, A. L., Nikolov, N., Sing, D. K., Alam, M. K., Goyal, J. M., Mikal-Evans, T., Wakeford, H. R., Henry, G. W., Morrell, S., Lopez-Morales, M., Smalley, B., Lavvas, P., Barstow, J. K., Munoz, A. G., Gibson, N. P., and Wilson, P. A., "Detection of Na, K, and H2O in the Hazy Atmosphere of WASP-6b," Monthly Notices of the Royal Astronomical Society, 494, 5449, 2020. (paper)

Guo, X., Crossfield, I. J. M., Dragomir, D., Kosiarek, M. R., Lothringer, J., Mikal-Evans, T., Rosenthal, L., Benneke, B., Knutson, H. A., Dalba, P. A., Kempton, E. M. R., Henry, G. W., McCullough, P. R., Barman, T., Blunt, S., Chontos, A., Fortney, J., Fulton, B. J., Hirsch, L., Howard, A., Isaacson, H., Matthews, J., Mocnik, T., Morley, C., Petigura, E., and Weiss, L. M., "Updated Parameters and a New Transmission Spectrum of HD 97658b," Astronomical Journal, 159, 239, 2020. (paper)

Wong, I., Benneke, B., Gao, P., Knutson, H.A., Chachan, Y., Henry, G.W., Deming, D., Kataria, T., Lee, G.K.H., Nikolov, N., Sing, D.K., Ballester, G.E., Baskin, N.J., Wakeford, H.R., and Williamson, M.H., "Optical to Near-Infrared Transmission Spectrum of the Warm Sub-Saturn HAT-P-12b," Astronomical Journal, 159, 234, 2020. (paper)

Hara, N. C., Bouchy, F., Stalport, M., Boisse, I., Rodrigues, J., Delisle, J.-B., Santerne, A., Henry, G. W., et al., "The SOPHIE Search for Northern Extrasolar Planets XVI. HD 158259: A Compact Planetary System in a Near-3:2 Mean Motion Resonance Chain," Astronomy and Astrophysics, 636, L6, 2020. (paper) (Press Release)

Hill, M.L., Močnik, T., Kane, S.R., Henry, G.W., Pepper, J., Hinkel, N.R., Dalba, P.A., Fulton, B.J., Stassun, K.G., Rosenthal, L.J., Howard, A. W., Howell, S.B., Everett, M.E., Boyajian, T.S., Fischer, D.A., Rodriguez, J.E., Beatty, T.E., and James, D.J., "Orbital Refinement and Stellar Properties for the HD 9446, HD 43691, and HD 179079 Planetary Systems," Astronomical Journal, 159, 197, 2020. (paper)

Kilpatrick, B. M., Kataria, T., Lewis, N. K., Zellem, R. T., Henry, G. W., Cowan, N. B., de Wit, J., Fortney, J. J., Knutson, H., Seager, S., Showman, A. P., and Tucker, G. S., "Evaluating Climate Variability of the Canonical Hot-Jupiters HD 189733b and HD 209458b Through Multi-Epoch Eclipse Observations," Astronomical Journal, 159, 51, 2020. (paper)

Bruno, G., Lewis, N. K., Alam, M. K., López-Morales, M., Barstow, J. K., Wakeford, H. R., Sing, D., Henry, G. W., Ballester, G. E., Bourrier, V., Buchhave, L. A., Cohen, O., Mikel-Evans, T., García Muñoz, A., Lavvas, P., and Sanz-Forcada, J., "WASP-52b. The Effect of Star-Spot Correction on Atmospheric Retrievals," Monthly Notices of the Royal Astronomical Society, 491, 5361, 2020. (paper)

Sotzen, K. S., Stevenson, K. B., Sing, D. K., Kilpatrick, B. M., Wakeford, H. R., Filippazzo, J. C., Lewis, N. K., Hörst, S. M., López-Morales, M., Henry, G. W., Buchhave, L. A., Ehrenreich, D., Fraine, J. D., Garcı́a Muñoz, A., Jayaraman, R., Lavvas, P., Lecavelier des Etangs, A., Marley, M. S., Nikolov, N., Rathcke, A. D., and Sanz-Forcada, J., "Transmission Spectroscopy of WASP-79b from 0.6 to 5.0 um," Astronomical Journal, 159, 5, 2020. (paper)

Chachan, Y., Knutson, H. A., Gao, P., Kataria, T., Wong, I., Henry, G. W., Benneke, B., Zhang, M., Barstor, J., Bean, J. L., Evans, T. M., Lewis, N. K., Mansfield, M., Lopez-Morales, M., Nikolov, N., Sing, D. K., and Wakeford, H., "A Hubble PanCET Study of HAT-P-11b: A Cloudy Neptune with a Low Atmospheric Metallicity," Astronomical Journal, 158, 244, 2019. (paper)

Blunt, S., Endl, M., Weiss, L. M., Cochran, W. D., Howard, A. W., MacQueen, P. J., Fulton, B. J., Henry, G. W., Johnson, M. C., Kosiarek, M. R., Lawson, K. D., Macintosh, B., Mills, S. M., Nielsen, E. L., Petigura, E. A., Schneider, G., Vanderburg, A., Wisniewski, J. P., Wittenmyer,, R. A., Brugamyer, E., Caldwell, C., Cochran, A. L., Hatzes, A. P., Hirsch, L. A., Isaacson, H., Robertson, P., Roy, A., and Shen, Z., "Radial Velocity Discovery of an Eccentric Jovian World Orbiting at 18 AU," Astronomical Journal, 158, 181, 2019. (paper)

dos Santos, L. A., Ehrenreich, D., Bourrier, V., Lecavelier des Dtangs, A., Lopez-Morales, M., Sing, D. K., Ballester, G., Ben-Jaffel, L., Buchhave, L. A., Garcia Munoz, A., Henry, G. W., Kataria, T., Lavie, B., Lavvas, P., Lewis, N. K., Mikal-Evans, T., Sanz-Forcada, J., and Wakeford, H., "The Hubble PanCET Program: An Extensive Search for Metallic Ions in the Exosphere of GJ 436 b," Astronomy and Astrophysics, 629, A47, 2019. (paper)

Mikal-Evans, T., Sing, D. K., Goyal, J. M., Drummond, B., Carter, A. L., Henry, G. W., Wakeford, H. R., Lewis, N. K., Marley, M. S., Tremblin, P., Nikolov, N., Kataria, T., Deming, D., and Ballester, G. E., "An Emission Spectrum for WASP-121b Measured Across the 0.8–1.1 μm Wavelength Range Using the Hubble Space Telescope," Monthly Notices of the Royal Astronomical Society, 488, 2222, 2019. (paper)

Sing, D. K., Lavvas, P., Ballester, G. E., Lecavelier des Etangs, A., Marley, M. S., Nikolov, N., Ben-Jaffel, L., Bourrier, V., Buchhave, L.A., Deming, D. L., Ehrenreich, D., Mikal-Evans, T., Kataria, T., Lewis, N. K., López-Morales, M., Muñoz, A. G., Henry, G. W., Sanz-Forcada, J., Spake, J. J., and Wakeford, H. R. (The PanCET collaboration), "The Hubble Space Telescope PanCET Program: Exospheric Mg II and Fe II in the Near-ultraviolet Transmission Spectrum of WASP-121b Using Jitter Decorrelation," The Astronomical Journal, 158, 91, 2019. (paper)

Díaz, R. F., Delfosse, X., Hobson, M. J., Boisse, I., Astudillo-Defru, N., Bonfils, X., Henry, G. W., Arnold, L., Bouchy, F., Bourrier, V., Brugger, B., Dalal, S., Deleuil, M., Demangeon, O., Dolon, F., Dumusque, X., Forveille, T., Hara, N., Hébrard, G., Kiefer, F., Lopez, T., Mignon, L., Moreau, F., Mousis, O., Moutou, C., Pepe, F., Perruchot, S., Richaud, Y., Santerne, A., Santos, N. C., Sottile, R., Stalport, M., Ségransan, D., Udry, S., Unger, N., and Wilson, P. A., "The SOPHIE Search for Northern Extrasolar Planets XIV. A Temperate (Teq ~ 300 K) Super-Earth Around the Nearby Star Gliese 411," Astronomy and Astrophysics, 625, A17, 2019. (paper)

Kosiarek, M. R., Crossfield, I. J. M., Hardegree-Ullman, K. K., Livingston, J. H., Benneke, B., Henry, G. W., et al., "Bright Opportunities for Atmospheric Characterization of Small Planets: Masses and Radii of K2-3 b, c, and d and GJ 3470 b from Radial Velocity Measurements and Spitzer Transits," Astronomical Journal, 157, 97, 2019. (paper)

Alam, M. K., Nikolov, N., Lopez-Morales, M., Sing, D. K., Goyal, J. M., Henry, G. W., Sanz-Forcada, J., Williamson, M. H., Evans, T. M., Wakeford, H. R., Bruno, G., Ballester, G. E., Stevenson, K. B., Lewis, N. K., Barstow, J. K., Bourrier, V., Buchhave, L. A., Ehrenreich, D., and Munoz, A. G., "The HST PanCET Program: Hints of Na I and Evidence of a Cloudy Atmosphere for the Inflated Hot Jupiter WASP-52b," Astronomical Journal, 156, 298, 2018. (paper)

Bourrier, V., Lecavelier des Etangs, A., Ehrenreich, D., Sanz-Forcada, J., Allart, R., Ballester, G. E., Buchhave, L. A., Cohen, O., Deming, D., Evans, T., Garcia Munoz, A., Henry, G. W., Kataria, T., Lavvas, P., Lewis, N., Lopez-Morales, M., Marley, M., Sing, D. K., and Wakeford, H. R., "Hubble PanCET: An Extended Upper Atmosphere of Neutral Hydrogen Around the Warm Neptune GJ 3470b," Astronomy and Astrophysics, 620, A147, 2018. (paper)

Evans, T.M., Sing, D.K., Goyal, J.M., Nikolov, N., Marley, M.S., Zahnle, K., Henry, G.W., Barstow, J.K., Alam, M.K., Sanz-Forcada, J., Kataria, T., Lewis, N.K., Lavvas, P., Ballester, G.E., Ben-Jaffe, L., Blumenthal, S.D., Bourrier, V., Drummond, B., Muñoz, A.D., López-Morales, M., Tremblin, P., Ehrenreich, D., Wakeford, H.R., Buchhave, L.A., Lecavelier des Etangs, A., Hébrard, E., and Williamson, M.H., "An Optical Transmission Spectrum for the Ultra-hot Jupiter WASP-121b Measured with the Hubble Space Telescope," Astronomical Journal, 156, 283, 2018. (paper)

Mansfield, M., Bean, J. L., Oklopcic, A., Kreidberg, L., Desert, J.-M., Kempton, E. M.-R., Line, M. R., Fortney, J. J., Henry, G. W., Mallonn, M., Stevenson, K. B., Dragomir, D., Allart, R., and Bourrier, V., "Detection of Helium in the Atmosphere of the Exo-Neptune HAT-P-11b," Astrophysical Journal Letters, 868, L34, 2018. (paper)

Bourrier, V., Dumusque, X., Dorn, C., Henry, G. W., Astudillo-Defru, N., Rey, J., Benneke, B., Hebrand, G., Lovis, C., Demory, B. O., Moutou, C., and Ehrenreich, D., "The 55 Cancri System Reassessed," Astronomy and Astrophysics, 619, A1, 2018. (paper)

Ma, B., Ge, J., Muterspaugh, M., Singer, M. A., Henry, G. W., Gonzalez Hernandez, J. I., Sithajan, S., Jeram, S., Williamson, M., Stassun, K., Kimock, K., Varosi, F., Schofield, S., Liu, J., Powell, P., Cassette, A., Jakeman, H., Avner, L., Grieves, N., Barnes, R., Zhao, B., Gilda, S., Grantham, J., Stafford, G., Savage, D., Bland, S., and Ealey, B., "The First Super-Earth Detection from the High Cadence and High Radial Velocity Precision Dharma Planet Survey," Monthly Notices of the Royal Astronomical Society, 480, 2411, 2018. (paper) (Press Release) (Channel 4 Interview)

Kreidberg, L., Line, M. R., Parmentier, V., Stevenson, K. B., Louden, T., Bonnefoy, M., Faherty, J. K., Henry, G. W., Williamson, M. H., Stassun, K., Beatty, T. G., Bean, J. L., Fortney, J. J., Showman, A. P., Desert, J.-M., and Arcangeli, J. "Global Climate and Atmospheric Composition of the Ultra-Hot Jupiter WASP-103b from HST and Spitzer Phase Curve Observations," Astronomical Journal, 156, 17, 2018. (paper)

Spake, J. J., Sing, D. K., Evans, T. M., Oklopcic, A., Kreidberg, L., Rackham, B. V., Irwin, J., Ehrenreich, D., Wyttenbach, A., Wakeford, H. R., Zhou, Y., Chubb, K. L., Nikolov, N., Goyal, J. M., Henry, G. W., Williamson, M. H., Blumenthal, S., Anderson, D. R., Hellier, C., Charbonneau, D., Udry, S., and Madhusudhan, N., "Helium in the Eroding Atmosphere of an Exoplanet," Nature, 557, 68, 2018. (paper) (press release)

Lothringer, J. D., Benneke, B., Crossfield, I. J. M., Henry, G. W., Morley, C., Dragomir, D., Barman, T., Knutson, H., Kempton, E., Fortney, J., McCullough, P., and Howard, A. W., "An HST/STIS Optical Transmission Spectrum of Warm Neptune GJ 436b," Astronomical Journal, 155, 66, 2018. (paper)

Bourrier, V., Lovis, C., Beust, H., Ehrenreich, D., Henry, G. W., Astudillo-Defru, N., Allart, R., Bonfils, X., Segransan, D., Delfosse, X., Cegla, H. M., Wyttenbach, A., Heng, K., Lavie, B., and Pepe, F., "Orbital Misalignment of the Neptune-Mass Exoplanet GJ 436b with the Spin of its Cool Star," Nature, 553, 477, 2018. (paper)

Boyajian, T.S., Alonso, R., Ammerman, A., Armstrong, D., Ramos, A.A., Barkaoui, K., Beatty, T.G., Benkhaldoun, Z., Benni, P., Bentley, R.O., Berdyugin, A., Berdyugina, S., Bergeron, S., Bieryla, A., Blain, M.G., Blanco11, A.C., Bodman, E.H.L, Boucher, A., Bradley, M., Brincat, S.M., Brink, T.G., Briol, J., Brown, D.J.A., Budaj, J., Burdanov, A., Cale, B., Carbo, M.A., García, R.C., Clark, W.J., Clayton, G.C., Clem, J. L., Coker, P.H., Cook, E.M., Copperwheat, C.M., Curtis, J.L., Cutri, R.M., Cseh, B., Cynamon, C.H., Daniels, A.J., Davenport, J.R.A., Deeg, H.J., De Lorenzo, R., de Jaeger, T., Desrosiers, J.B., Dolan, J., Dowhos, D.J., Dubois, F., Durkee, R., Dvorak, S., Easley, L., Edwards, N., Ellis, T.G., Erdelyi, E., Ertel, S., Farfan, R.J., Farihi, J., Filippenko, A.V., Foxell, E., Gandolfi, D., Garcia, F., Giddens, F., Gillon, M., Gonzalez-Carballo, J.L., Gonzalez-Fernandez, C., Gonzalez Hernandez, J.I., Graham, K.A., Greene, K.A., Gregorio, J., Hallakoun, N., Hanyecz, O., Harp, G.R., Henry, G.W., Herrero, E., Hildbold, C.F., Hinzel, D., Holgado, G., Ignacz, B., Ilyin, I., Ivanov, V.D., Jehin, E., Jermak, H.E., Johnston, S., Kafka, S., Kalup, C., Kardasis, E., Kaspi, S., Kennedy, G.M., Kiefer, F., Kielty, C.L., Kessler, D., Kiiskinen, H., Killestein, T.L., King, R. A., Kollar, V., Korhonen, H., Kotnik, C., Konyves-Toth, R., Kriskovics, L., Krumm, N., Krushinsky, V., Kundra, E., Lachapelle, F.-R., LaCourse, D., Lake, P., Lam, K., Lamb, G.P., Lane, D., Lau, M.W., Lewin, P., Lintott, C., Lisse, C., Logie, L., Longeard, N., Villanueva, M. L., Ludington, E.W., Mainzer, A., Malo, L., Maloney, C., Mann, A., Mantero, A., Marengo, M., Marchant, J., Gonzalez, M.J.M., Masiero, J.R., Mauerhan, J.C., McCormac, J., McNeely, A., Meng, H.Y.A., Miller, M., Molnar, L.A., Morales, J.C., Morris, B.M., Muterspaugh, M.W., Nespral, D., Nugent, C.R., Nugent, K.M., Odasso, A., O’Keeffe, D., Oksanen, A., O’Meara, J.M., Ordasi, A., Osborn, H., Ott, J.J., Parks, J.R., Perez, D.R., Petriew, V., Pickard, R., Pal, A., Plavchan, P., Pollacco, D., Nunez, F.P., Pozuelos, F.J., Rau, S., Redfield, S., Relles, H., Ribas, I., Richards, J., Saario, J.L.O., Safron, E.J., Sallai, J.M., Sarneczky, K., Schaefer, B.E., Schumer, C.F., Schwartzendruber, M., Siegel, M.H., Siemion, A.P.V., Simmons, B.D., Simon, J.D., Simon-Diaz, S., Sitko, M.L., Socas-Navarro, H., Sodor, A., Starkey, D., Steele, I. A., Stone, G., Strassmeier, K.G., Street, R.A., Sullivan, T., Suomela, J., Swift, J.J., Szabo, G.M., Szabo, R., Szakats, R., Szalai, T., Tanner, A.M., Toledo-Padron, B., Tordai, T., Triaud, A.H.M.J. Turner, J.D., Ulowetz, J.H., Urbanik, M., Vanaverbeke, S., Vanderburg, A., Vida, K., Vietje, B.P., Vinko, J., von Braun, K., Waagen, E.O., Walsh, D., Watson, C.A., Weir, R.C., Wenzel, K., Plaza, C.W., Williamson, M.W., Wright, J.T., Wyatt, M.C., Zheng, W., and Zsidi, G., "The First Post-Kepler Brightness Dips of KIC 8462852," Astrophysical Journal Letters, 853, L8, 2018. (paper)

Nikolov, N., Sing, S. K., Goyal, J., Henry, G. W., ... Williamson, M. H., "Hubble PanCET: An Isothermal Day-Side Atmosphere for the Bloated Gas-Giant HAT-P-32Ab," Monthly Notices of the Royal Astronomical Society, 474, 1705, 2018. (paper)

Dai, F., Winn, J. N., Gandolfi, D., ... Henry, G. W., ... Williamson, M. H., and Wittenmyer, R. A., "The Discovery and Mass Measurement of a New Ultra-short-period Planet: K2-131b," Astronomical Journal, 154, 226, 2017. (image) (paper)

Evans, T. M., Sing, D. K., ..., Henry, G. W., et al., "An Ultrahot Gas-Giant Exoplanet with a Stratosphere," Nature, 548, 58, 2017. (paper)

Kane, S. R., von Braun, K., Henry, G. W., Waters, M. A., Boyajian, T. S., Mann, A. W., "Characterization of the Wolf 1061 Planetary System," Astrophysical Journal, 835, 200, 2017. (paper)

Wakeford, H.R., Stevenson, K.B., Lewis, N.K., Sing, D.K., Lopez-Morales, M., Marley, M., Kataria, T., Mandell, A., Ballester, G.E., Barstow, J., Ben Jaffel, L., Bourrier, V., Buchhave, L.A., Ehrenreich, D., Evans, T., Garc Munoz, A., Henry, G., Lavvas, P., Lecavelier des Etangs, A., Nikolov, N., and Sanz-Forcada, J., "HST PanCET Program: A Cloudy Atmosphere for the Promising JWST Target WASP-101b," Astrophysical Journal Letters, 835, L12, 2017. (paper)

Ge, J., Ma, B., Sithajan, S., Singer, M. A., Powell, S., Varosi, F., Zhao, B., Schofield, S., Liu, J., Grieves, N., Cassette, A., Avner, L., Jakeman, H., Muterspaugh, M., Williamson, M., and Barnes, R., "On-Sky Doppler Performance of TOU Optical Very High Resolution Spectrograph for Detecting Low-Mass Planets," in Ground-Based and Airborne Instrumentation for Astronomy VI, SPIE 9908, eds. C.J. Evans, L. Simard, and H. Takami (SPIE: Bellingham, WA), 99086I, 2016. (paper)

Ma, B., Ge, J., Wolszczan, A., Muterspaugh, M.W., Lee, B., Henry, G.W., Schneider, D.P., Martín, E.L., Niedzielski, A., Xie, J., Fleming, S.W., Thomas, N., Williamson, M., Zhu, Z., Agol, E., Bizyaev, D., da Costa, L.N., Jiang, P., Martinez Fiorenzano, A.F., González Hernández, J.I., Guo, P., Grieves, N. Li, R., Liu, J., Mahadevan, S., Mazeh, T, Nguyen, D.C., Paegert, M., Sithajan, S., Stassun, K., Thirupathi, S., van Eyken, J.C., Wan, X., Wang, J., Wisniewski, J.P., Zhao, B., and Zucker, S., "Very Low-Mass Stellar and Substellar Companions to Solar-Like Stars From MARVELS: VI. A Giant Planet and a Brown Dwarf Candidate in a Close Binary System HD 87646," Astronomical Journal, 152, 112, 2016. (paper)

Fulton, B.J., Howard, A.W., Weiss, L.M., Sinukoff, E., Petigura, E.A., Isaacson, H., Hirsch, L., Marcy, G.W., Henry, G.W., Grunblatt, S.K., Huber, D., von Braun, K., Boyajian, T. S., Kane, S.R., Wittrock, J., Horch, E.P., Ciardi, D.R., Howell, S.B., Wright, J.T., & Ford, E.B., "Three Temperate Neptunes Orbiting Nearby Stars," Astrophysical Journal, 830, 46, 2016. (paper)

Fischer, P. D., Knutson, H. A., Sing, D. K., Henry, G. W., Williamson, M. W., Fortney, J. J., Burrows, A. S., Kataria, T., Nikolov, N., Showman, A. P., Ballester, G. E., Desert, J.-M., Aigrain, S., Deming, D., Lecavelier des Etangs, A., and Vidal-Madjar, A., "HST Hot-Jupiter Transmission Spectral Survey: Clear Skies for Cool Saturn WASP-39b," Astrophysical Journal, 827, 19, 2016. (paper)

Kane, S. R., Wittenmyer, R. A., Hinkel, N. R., Roy, A., Mahadevan, S., Dragomir, D., Matthews, J. M., Henry, G. W., Chakraborty, A., Boyajian, T. S., Wright, J. T., Ciardi, D. R., Fischer, D. A., Butler, R. P., Tinney, C. G., Carter, B. D., Jones, H. R. A., Bailey, J., and O'Toole, S. J., "Evidence for Reflected Light From the MOST Eccentric Exoplanet Known," Astrophysical Journal, 821, 65, 2016. (paper) (press release)

Kane, S. R., Thirumalachari, B., Henry, G. W., Hinkel, N. R., Jensen, E. L. N., Boyajian, T. S., Fischer, D. A., Howard, A. W., Isaacson, H. T., and Wright, J. T., "Stellar Activity and Exclusion of the Outer Planet in the HD 99492 System," Astrophysical Journal Letters, 820, L5, 2016. (paper)

Sing, D. K, Fortney, J. J., Nikolov, N., Wakeford, H. R., Kataria, T., Evans, T. M., Aigrain, S., Ballester, G. E., Burrows, A. S., Deming, D., Désert, J.-M., Gibson, N. P., Henry, G. W., Huitson, C. M., Knutson, H. A., Lecavelier des Etangs, A., Pont, F., Showman, A. P., Vidal-Madjar, A., Williamson, M. H., and Wilson, P. A., "A Continuum from Clear to Cloudy Hot-Jupiter Exoplanets Without Primordial Water Depletion," Nature, 529, 59, 2016. (paper)

Laura Kreidberg, Michael R. Line, Jacob L. Bean, Kevin B. Stevenson, Jean-Michel Désert, Nikku Madhusudhan, Jonathan J. Fortney, Joanna K. Barstow, Gregory W. Henry, Michael H. Williamson, and Adam P. Showman, "A Detection of Water in the Transmission Spectrum of the Hot Jupiter WASP-12b and Implications for its Atmospheric Composition," Astrophysical Journal, 814, 66, 2015. (paper)

Steven S. Vogt, Jennifer Burt, Stefano Meschiari, R. Paul Butler, Gregory W. Henry, Songhu Wang, Brad Holden, Cyril Gapp, Russell Hanson, Pamela Arriagada, Sandy Keiser, Johanna Teske, and Gregory Laughlin, "Six Planets Orbiting HD 219134," Astrophysical Journal, 814, 12, 2015. (paper)

Zellem, R. T., Griffith, C. A., Pearson, K. A., Turner, J. D., Henry, G. W., Williamson, M. H., Fitzpatrick, M. R., Teske, J. K., and Biddle, L. I., "XO-2b: A Hot Jupiter with a Variable Host Star That Potentially Affects Its Measured Transit Depth," Astrophysical Journal, 810, 11, 2015. (paper)

Kane, S. R., Boyajian, T. S., Henry, G. W., Feng, Y. K., Hinkle, N. R., Fischer, D. A., von Braun, K., Howard, A. W., and Wright, J. T., "A Comprehensive Characterization of the 70 Virginis Planetary System," Astrophysical Journal, 806, 60, 2015. (paper)

Fulton, B. J., Weiss, L. M, Sinukoff, E., Isaacson, H., Howard, A. W., Marcy, G. W., Henry, G. W., Holden, B., & Kibrick, R. I., "Three Super-Earths Orbiting HD 7924," Astrophysical Journal, 805, 175, 2015. (paper) (press release)

Hinkel, N. R., Kane, S. R., Henry, G. W., Feng, Y. K., Boyajian, T., Wright, J., Fischer, D. A., and Howard, A. W., "Refined Properties of the HD 130322 Planetary System," Astrophysical Journal, 803, 8, 2015. (paper)

Robertson, P., Endl, M., Henry, G. W., Cochran, W. D., MacQueen, P. J., and Williamson, M. H., "Stellar Activity and its Implications for Exoplanet Detection on GJ 176," Astrophysical Journal, 801, 79, 2015. (paper)

Nikolov, N., Sing, D.K., Burrows, A.S., Fortney, J.J., Henry, G. W., Pont, F., Ballester, G.E., Aigrain, S., Wilson, P.A., Huitson, C.M., Gibson, N.P., Desert, J.-M., Lecavelier des Etangs, A., Showman, A.P., Vidal-Madjar, A., Wakeford, H.R., and Zahnle, K., "HST Hot-Jupiter Transmission Spectral Survey: Haze in the Atmosphere of WASP-6b," Monthly Notices of the Royal Astronomical Society, 447, 463, 2015. (paper)

Sing, D.K., Wakeford, H.R., Showman, A.P., Nikolov, N., Fortney, J.J., Burrows, A.S., Ballester, G.E., Deming, D., Aigrain, S., Desert, J.-M., Gibson, N.P., Henry, G.W., Knutson, H., Lecavelier des Etangs, A., Pont, F., Vidal-Madjar, A., Williamson, M.W., and Wilson, P.A., "HST Hot-Jupiter Transmission Spectral Survey: Detection of Potassium in WASP-31b along with a Cloud Deck and Rayleigh Scattering," Monthly Notices of the Royal Astronomical Society, 446, 2428, 2015. (paper)

Stevenson, K.B., Désert, J.-M., Line, M.R., Bean, J.L., Fortney, J.J., Showman, A.P., Kataria, T., Kreidberg, L., McCullough, P.R., Henry, G.W., Charbonneau, D., Burrows, A., Seager, S., Madhusudhan, N., Williamson, M.H., and Homeier, D., "Thermal Structure of an Exoplanet Atmosphere From Phase-Resolved Emission Spectroscopy," Science, 346, 838, 2014. (paper) (Supplementary Materials)

McArthur, B. E., Benedict, G. F., Henry, G. W., Hatzes, A., Cochran, W. H., Harrison, T. E., Johns-Krull, C., and Helan, E., "Astrometry, Radial Velocity, and Photometry: The HD 128311 System Remixed with Data from HST, HET, and APT," Astrophysical Journal, 795, 41, 2014. (paper)

Howard, A. W., Marcy, G. W., Fischer, D. A.,...,Henry, G. W., et al., "The NASA-UC-UH Eta-Earth Program. IV. A Low-Mass Planet Orbiting an M Dwarf 3.6 pc from Earth," Astrophysical Journal, 794, 51, 2014. (paper)

Kreidberg, L., Bean, J. L, Desert, J.-M.,...,Henry, G. W., Williamson, M., et al., "A Precise Water Abundance Measurement for the Hot Jupiter WASP-43b," Astrophysical Journal Letters, 793, L27, 2014. (paper)

Biddle, L. I., Pearson, K. A., Crossfield, I. J. M.,....., Henry, G. W., Howard, A. W., Williamson, M. H., et al., "Warm Ice Giant GJ 3470b -- II. Revised Planetary and Stellar Parameters from Optical to Near-Infrared Transit Photometry," Monthly Notices of the Royal Astronomical Society, 443, 1810, 2014. (paper)

Burt, J., Vogt, S. S., Butler, R. P., Hanson, R., Meschiari, S., Rivera, E. J., Henry, G. W., and Laughlin, G., "The Lick-Carnegie Exoplanet Survey: Gliese 687 b--A Neptune-Mass Planet Orbiting a Nearby Red Dwarf," Astrophysical Journal, 789, 114, 2014. (paper)

Vogt, S. S., Butler, R. P., Rivera, E. J., Kibrick, R., Burt, J., Hanson, R., Meschiari, S., Henry, G. W., and Laughlin, G., "A Four-Planet System Orbiting the K0V Star HD 141399," Astrophysical Journal, 787, 97, 2014. (paper)

Nikolov, N., Sing, D.K., Pont, F., Burrows, A.S., Fortney, J.J., Ballester, G., Evans, T. M., Huitson, C.M., Wakeford, P.A., Wilson, P.A., Aigrain, S., Deming, D., Gibson, N.P., Henry, G.W., Knutson, H., Lecavelier des Etangs, A., Showman, A.P., Vidal-Madjar, A., and Zahnle, K., "Hubble Space Telescope Hot Jupiter Transmission Survey: A Detection of Na and Strong Optical Absorption in HAT-P-1b," Monthly Notices of the Royal Astronomical Society, 437, 46, 2014. (paper)

Sing, D.K., Lecavelier des Etangs, A., Fortney, J.J., Burrows, A.S., Pont, F., Wakeford, H.R., Ballester, G.E., Nikolov, N., Henry, G.W., Aigrain, S., Deming, D., Evans, T.M., Gibson, N.P., Huitson, C.M., Knutson, H., Showman, A.P., Vidal-Madjar, A., Wilson, P.A., Williamson, M.W., and Zahnle, K., "HST Hot-Jupiter Transmission Spectral Survey: Evidence for Aerosols and Lack of TiO in the Atmosphere of WASP-12," Monthly Notices of the Royal Astronomical Society, 436, 2956, 2013. (paper)

Wakeford, H. R., Sing, D. K., Deming, D., Gibson, N. P., Fortney, J. J., Burrows, A. S., Ballester, G., Nikolov, N., Aigrain, S., Henry, G. W., Knutson, H., Lecavelier des Etangs, A., Pont, F., Showman, A. P., Vidal-Madjar, A., and Zahnle, K., "HST Hot Jupiter Transmission Spectral Survey: Detection of Water in HAT-P-1b from WFC3 near-IR Spatial Scan Observations," Monthly Notices of the Royal Astronomical Society, 435, 3481, 2013. (paper)

Huitson, C. M., Sing, D. K., Pont, F., Fortney, J. J., Burrows, A. S., Wilson, P. A., Ballester, G. E., Nikolov, N., Gibson, M. P., Deming, D., Aigrain, S., Evans, T. M., Henry, G. W., Lecavelier des Etangs, A., Showman, A. P., Vidal-Madjar, A., & Zahnle, K., "An HST Optical-to-Near-IR Transmission Spectrum of the Hot Jupiter WASP-19b: Detection of Atmospheric Water and Likely Absence of TiO," Monthly Notices of the Royal Astronomical Society, 434, 3252, 2013. (paper)

Pont, F., Sing, D. K., Gibson, N. P., Aigrain, S., Henry, G., and Husnoo, N., "The Prevalence of Dust on the Exoplanet HD 189733b from Hubble and Spitzer Observations," Monthly Notices of the Royal Astronomical Society, 432, 2917, 2013. (paper)

Henry, G. W., Kane, S. R., Wang, S. X., Wright, J. T., Boyajian, T. S., von Braun, K., Ciardi, D. R., Dragomir, D., Farrington, C., Fischer, D. A., Hinkel, N. R., Howard, A. W., Jensen, E., Laughlin, G., Mahadevan, S., and Pilyavsky, G., "Host Star Properties and Transit Exclusion for the HD 38529 Planetary System," Astrophysical Journal, 768, 155, 2013. (paper)

Wang, S. X., Wright, J. T., Cochran, W., Kane, S. R., Henry, G. W., Payne, M. J., Endl, M., MacQueen, P. J., Valenti, J., Antoci, V., Dragomir, D., Matthews, J. M., Howard, A. W., Marcy, G. W., Isaacson, H., Ford, E. B., Mahadevan, S., and von Braun, K., "The Discovery of HD 37605c and a Dispositive Null Detection of Transits of HD 37605b," Astrophysical Journal, 761, 46, 2012. (paper)

Dragomir, D., Matthews, J. M., Howard, A. W., Antoci, V., Henry, G. W., Guenther, D. B., Johnson, J. A., Kuschnig, R., Marcy, G. W., Moffat, A. F. J., Rowe, J. F., Rucinski, S. M., Sasselov, D., and Weiss, W. W., "Non-Detection of Previously Reported Transits of HD 97658 with MOST Photometry," Astrophysical Journal, 759, L41, 2012. (paper)

Haghighipour, N., Butler, R. P., Rivera, E. J., Henry, G. W., and Vogt, S. S., "The Lick-Carnegie Survey: A New Two-Planet System Around the Star HD 207832," Astrophysical Journal, 756, 91, 2012. (paper)

Dragomir, D., Kane, S. P., Henry, G. W., Ciardi, D. R., Fischer, D. A., Howard, A. W., Jensen, E. L. N., Laughlin, G., Mahadevan, S., Matthews, J. M., Pilyavsky, G., von Braun, K., Wang, S. X., and Wright, J. T., "The HD 192263 System: Planetary Orbital Period and Stellar Variability Disentangled," Astrophysical Journal, 754, 37, 2012. (paper)

Knutson, H. A., Lewis, N., Fortney, J. J., Burrows, A., Showman, A. P., Cowan, N. B., Agol, E., Aigrain, S., Charbonneau, D., Deming, D., Desert, J.-M., Henry, G. W., Langton, J., and Laughlin, G., "3.6 and 4.5 micron Phase Curves and Evidence for Non-Equilibrium Chemistry in the Atmosphere of Extrasolar Planet HD 189733b," Astrophysical Journal, 754, 22, 2012. (paper)

Gibson, N. P., Aigrain, S., Pont, F., Sing, D. K., Desert, J.-M., Evans, T. M., Henry, G., Husnoo, N., and Knutson, H., "Probing the Haze in the Atmosphere of HD 189733b with Hubble Space Telescope/WFC3 Transmission Spectroscopy," Monthy Notices of the Royal Astronomical Society, 422, 753, 2012. (paper)

Giguere, M. J., Fischer, D. A., Howard, A. W., Johnson, J. A., Henry, G. W., Wright, J. T., Marcy, G. W., Isaacson, H. T., Hou, F., and Spronck, J., "A High-Eccentricity Component in the Double-Planet System Around HD 163607 and a Planet Around HD 164509," Astrophysical Journal, 744, 4, 2012. (paper)

Pilyavsky, G., Mahadevan, S., Kane, S. R., Howard, A. W., Ciardi, D. R., de Pree, C., Dragomir, D., Fischer, D., Henry, G. W., Jensen, E. L. N., Laughlin, G., Marlowe, H., Rabus, M., von Braun, K., Wright, J. T, and Wang, X. X., "A Search for the Transit of HD 168443b: Improved Orbital Parameters and Photometry," Astrophysical Journal, 743, 162, 2011. (paper)

Johnson, J. A., Clanton, C., Howard, A. W., Bowler, B. P., Henry, G. W., Marcy, G. W., Crepp, J. R., Endl, M., Cochran, W. D., MacQueen, P. J., Wright, J. T., and Isaacson, H., "Retired A Stars and their Companions. VII. 18 New Jovian Planets," Astrophysical Journal Supplement, 197, 26, 2011. (paper)

Sing, D. K., Pont, F., Aigrain, S., Charbonneau, D., Desert, J.-M., Gibson, N., Gilliland, R., Hayek, W., Henry, G., Knutson, H., Lecavelier des Etangs, A., Mazeh, T., and Shoperer, A., "Hubble Space Telescope Transmission Spectroscopy of the Exoplanet HD 189733b: High-Altitude Atmospheric Haze in the Optical and Near-Ultraviolet with STIS," Monthly Notices of the Royal Astronomical Society, 416, 1443, 2011. (paper)

Muirhead, P. S., Edelstein, J., Erskine, D. J., Wright, J. T., Muterspaugh, M. W., Covey, K. R., Wishnow, E. H., Hamren, K., Andelson, P., Kimber, D., Mercer, T., Halverson, S. P., Vanderburg, A., Mondo, D., Czeszumska, A., and Lloyd, J. P., "Precise Stellar Radial Velocities of an M Dwarf with a Michelson Interferometer and a Medium-Resolution, Near-Infrared Spectrograph," Publications of the Astronomical Society of the Pacific, 123, 709, 2011. (paper)

Kane, S. R., Henry, G. W., Dragomir, D., Fischer, D. A., Howard, A. W., Wang, X, and Wright, J. T., "Revised Orbit and Transit Exclusion for HD 114762b," Astrophysical Journal, 735, L41, 2011. (paper)

Knutson, H. A., Madhusudhan, N., Cowan, N. B., Christiansen, J. L., Agol, E., Deming, D., Desert, J.-M., Charbonneau, D., Henry, G. W., Homeier, D., Langton, J., Laughlin, G., and Seager, S., "A Spitzer Transmission Spectrum for the Exoplane GJ 436b, Evidence for Stellar Variability, and Constraints on Dayside Flux Variations," Astrophysical Journal, 735, 27, 2011. (paper)

Kane, S. R., Howard, A. W., Pilyavsky, G., Mahadevan, S., Henry, G. W., von Braun, K., Ciardi, D. R., Dragomir, D., Fischer, D. A., Jensen, E., Laughlin, G., Ramirez, S. V., and Wright, J. T., "Improved Orbital Parameters and Transit Monitoring for HD 156846b," Astrophysical Journal, 733, 28, 2011. (paper)

Kane, S. R., Ciardi, D., Fischer, D., Henry, G., Howard, A., Jensen, E., Laughlin, G., Mahadevan, S., von Braun, K., and Wright, J., "Improving Transit Predictions of Known Exoplanets with TERMS," European Physical Journal (EPJ) Web of Conferences, 11, 06005, 2011. (paper)

Howard, A.W., Johnson, J.A., Marcy, G.W., Fischer, D.A., Wright, J.T., Henry, G.W., Isaacson, H., Valenti, J.A., Anderson, J., and Piskunov, N.E., "The NASA-UC Eta-Earth Program. III. A Super_Earth Orbiting HD 97658 and a Neptune-Mass Planet Orbiting Gl 785," Astrophysical Journal, 730, 10, 2011. (paper)

Howard, A.W., Johnson, J.A., Marcy, G.W., Fischer, D.A., Wright, J.T., Henry, G.W., Isaacson, H., Valenti, J.A., Anderson, J., and Piskunov, N.E., "The NASA-UC Eta-Earth Program. II. A Planet Orbiting HD 156668 with a Minimum Mass of Four Earth Masses," Astrophysical Journal, 726, 73, 2011. (paper)

Johnson, J.A., Payne, M., Howard, A.W., Clubb, K.I., Ford, E.B., Bowler, B.P., Henry, G.W., Fischer, D.A., Marcy, G.W., Brewer, J.M., Schwab, C., Reffert, S., and Lowe, T.B., "Retired A Stars and Their Companions. VI. A Pair of Interacting Exoplanet Pairs Around the Subgiants 24 Sextanis and HD 200964," Astronomical Journal, 141, 16, 2011. (paper)

Desert, J.M., Sing, D., Vidal-Madjar, A., Hebrard, G., Ehrenreich, D., Lecavelier des Etangs, A., Parmentier, V., Ferlet, R., and Henry, G. W., "Transit Spectrophotometry of the Exoplanet HD 189733b. II. New Spitzer Observations at 3.6 microns," Astronomy & Astrophysics, 526, A12, 2011. (paper)

Simpson, E. K., Baliunas, S. L., Henry, G. W., and Watson, C. A., "Rotation Periods of Exoplanet Host Stars," Monthly Notices of the Royal Astronomical Society, 408, 1666, 2010. (paper)

Muterspaugh, M. W., Lane, B. F., Kulkarni, S. R., Konacki, M., Burke, B. F., Colavita, M. M., Shao, M., Hartkopf, W. I., Boss, A. P., and Williamson, M. "The PHASES Differential Astrometry Data Archive. V. Candidate Substellar Companions to Binary Systems," Astronomical Journal, 140, 1657, 2010. (press release) (paper)

Vogt, S. S., Butler, R. P., Rivera, E. J., Haghighipour, N., Henry, G. W., and Williamson, M. H., "The Lick-Carnegie Exoplanet Survey: A 3.1 Earth-Mass Planet in the Habitable Zone of the Nearby M3V Star Gliese 581," Astrophysical Journal, 723, 954, 2010. (paper)

Pillitteri, I., Wolk, S. J., Cohen, O., Kashyap, V., Knutson, H., Lisse, C. M., and Henry, G. W., "XMM-NEWTON Observations of HD 189733 During Planetary Transits," Astrophysical Journal, 722, 1216, 2010. (paper)

Agol, E., Cowan, N. B., Knutson, H. A., Deming, D., Steffen, J. H., Henry, G. W., and Charbonneau, D., "The Climate of HD 189733b from Fourteen Transits and Eclipses Measured by Spitzer," Astrophysical Journal, 721, 1861, 2010. (paper)

Howard, A. W., Johnson, J. A., Marcy, G. W., Fischer, D. A., Wright, J. T., Bernat, D., Henry, G. W., Peek, K. M. G., Isaacon, H., Apps, K., Endl, M., Cochran, W. D., Valenti, J. A., Anderson, J., and Piskunov, N. E., "The California Planet Survey. I. Four New Giant Exoplanets," Astrophysical Journal, 721, 1467, 2010. (paper)

Johnson, J. A., Bowler, B. P., Howard, A. W., Henry, G. W., et al., "A Hot Jupiter Orbiting the 1.7 Solar Mass Subgiant HD 102956," Astrophysical Journal, 721, L153, 2010. (paper)

Kane, S. R., Reffert, S., Henry, G. W., Fischer, D., Schwab, C., Clubb, K. I., and Bergmann, C., "On the Transit Potential of the Planet Orbiting Iota Draconis," Astrophysical Journal, 720, 1644, 2010. (paper)

Johnson, J. A., Howard, A. W., Bowler, B. P., Henry, G. W., Marcy, G. W., Wright, J. T., Fischer, D. A., and Isaacson, H., "Retired A Stars and their Companions. IV. Seven Jovian Exoplanets from Keck Observatory," Publications of the Astronomical Society of the Pacific, 122, 701, 2010. (paper)

Haghighipour, N., Vogt, S. S., Butler, R. P., Rivera, E. J., Laughlin, G., Meschiari, S., and Henry, G. W., "The Lick-Carnegie Exoplanet Survey: A Saturn-Mass Planet in the Habitable Zone of the Nearby M4V Star HIP 57050," Astrophysical Journal, 715, 271, 2010. (paper)

Jones, H. R. A., Butler, R. P., Tinney, C. G., O'Toole, S., Wittenmyer, R., Henry, G. W., Meschiari, S., Vogt, S., Rivera, E., Laughlin, G., Carter, B. D., Bailey, J., and Jenkins, J. S., "A Long-Period Planet Orbiting a Nearby Sun-Like Star," Monthly Notices of the Royal Astronomical Society, 403, 1703, 2010. (paper)

Johnson, J. A., Howard, A. W., Marcy, G. W., Bowler, B. P., Henry, G. W., Fischer, D. A., Apps, K., Isaacson, H., and Wright, J. T., "The California Planet Survey II. A Saturn-Mass Planet Orbiting the M Dwarf Gl 649," Publications of the Astronomical Society of the Pacific, 122, 149, 2010. (paper)

Pal, A., Bakos, G. A., Torres, G., Noyes, R. W., Fischer, D. A., Johnson, J. A., Henry, G. W., Butler, R. P., Marcy, G. W., Howard, A. W., Sipocz, B., Latham, D. W., and Esquerdo, G. A., "Refined Stellar, Orbital, and Planetary Parameters of the Eccentric HAT-P-2 Planetary System," Monthly Notices of the Royal Astronomical Society, 401, 2665, 2010. (paper)

Bowler, B. P., Johnson, J. A., Marcy, G. W., Henry, G. W., Peek, K. M. G., Fischer, D. A., Clubb, K. I., Liu, M. C., Reffert, S., Schwab, C., and Lowe, T. B., "Retired A Stars and Their Companions. III. Comparing the Mass-Period Distribution of Planets Around A-Type Stars and Sun-Like Stars," Astrophysical Journal, 709, 396, 2010. (paper)

Rivera, E. J., Butler, R. P., Vogt, S. S., Laughlin, G., Henry, G. W., and Meschiari, S., "A Super-Earth Orbiting the Nearby Sun-like Star HD 1461," Astrophysical Journal, 708, 1492, 2010. (paper) (press release)

Vogt, S. S., Wittenmyer, R. A., Butler, R. P., O'Toole, S., Henry, G. W., Rivera, E. J., Meschiari, S., Laughlin, G., Tinney, C. G., Jones, H. R. A., Bailey, J., Carter, B. D., and Batygin, K., "A Super-Earth and Two Neptunes Orbiting the Nearby Sun-like Star 61 Virginis," Astrophysical Journal, 708, 1366, 2010. (paper) (press release)

Desert, J.-M., Sing, D., Vidal-Madjar, A., Lecavelier des Etangs, A., Hebrard, G., Ehrenreich, D., Ferlet, R., Parmentier, V., and Henry, G., "Spitzer and HST Transit Spectrophotometry of the Exoplanet HD 189733b," Societe Francaise d'Astronomie et d'Astrophysique, SF2A, 323, 2009. (paper)

Sing, David K., Desert, J.-M., Lecavelier des Dtangs, A., Ballaster, G., Vidal-Madjar, A., Parmentier, V., Hebrard, G., and Henry, G. W., "Transit Spectrophotometry of the Exoplanet HD 189733b. I. Searching for Water but Finding Haze with HST NICMOS," Astronomy and Astrophysics, 505, 891, 2009. (paper)

Fischer, D., Driscoll, P., Isaacson, H., Giguere, M., Marcy, G. W., Valenti, J., Wright, J. T., Henry, G. W., Johnson, J. A., Howard, A., Peek, K., and McCarthy, C., "Five Planets and an Independent Confirmation of HD 196885Ab from Lick Observatory," Astrophysical Journal, 703, 1545, 2009. (paper)

Knutson, H. A., Charbonneau, D., Cowan, N. B., Fortney, J. J., Showman, A. P., Agol, E., and Henry, G. W., "The 8 Micron Phase Variation of the Hot Saturn HD 149026b," Astrophysical Journal, 703, 769, 2009. (paper)

Valenti, Jeff A., Fischer, D., Marcy, G. W., Johnson, J. A., Henry, G. W., Wright, J. T., Howard, A. W., Giguere, M., and Isaacson, H., "Two Planets Discovered at Keck Observatory," Astrophysical Journal, 702, 989, 2009. (paper)

Wright, J. T., Fischer, D. A., Ford, E. B., Veras, D., Wang, J., Henry, G. W., Marcy, G. W., Howard, A. W., and Johnson, J. A., "A Third Giant Planet Orbiting HIP 14810," Astrophysical Journal, 699, L97, 2009. (paper)

Peek, K. M. G., Johnson, J. A., Fischer, D. A., Marcy, G. W., Henry, G. W., Howard, A. W., Wright, J. T., Lowe, T., Reffert, S., Schwab, C., Williams, P. K. G., Isaacson, H., and Giguere, M. J., "Old, Rich, and Eccentric: Two Jovian Planets Orbiting Evolved Metal-Rich Stars," Publications of the Astronomical Society of the Pacific, 121, 613, 2009. (paper)

Wittenmyer, R. A., Endl, M., Cochran, W. D., Levison, H. F., and Henry, G. W., "A Search for Multi-Planet Systems Using the Hobby-Eberly Telescope," Astrophysical Journal Supplement Series, 182, 97, 2009. (paper)

Howard, A. W., Johnson, J. A., Marcy, G. W., Fischer, D. A., Wright, J. T., Henry, G. W., Giguere, M. J., Isaacson, H., Valenti, J. A., Anderson, J., and Piskunov, N. E., "The NASA-UC Eta-Earth Program: I. A Super-Earth Orbiting HD 7924," Astrophysical Journal, 696, 75, 2009. (paper)

Winn, J. N., Holman, M. J., Henry, G. W., Torres, G., Fischer, D., Johnson, J. A., Marcy, G. W., Shporer, A., and Mazeh, T., "The Transit Light Curve Project. X. A Christmas Transit of HD 17156b," Astrophysical Journal, 693, 794, 2009. (paper)

Kane, S. R., Mahadevan, S., Cochran, W. D., Street, R. A., Sivarani, T., Henry, G. W., and Williamson, M. H., "Discovery of a Low-Mass Companion to the Solar-Type Star TYC 2534-698-1," Astrophysical Journal, 692, 290, 2009. (paper)

Knutson, H. A., Charbonneau, D., Cowan, N. B., Fortney, J. J., Showman, A. P., Agol, E., Henry, G. W., Everett, M. E., and Allen, L. E., "Multi-Wavelength Constraints on the Day-Night Circulation Patterns of HD 189733b," Astrophysical Journal 690, 822, 2009. (paper)

Zuckerman, B., Fekel, F. C., Williamson, M. H., Henry, G. W., and Muno, M. P., "Planetary Systems Around Close Binary Stars: The Case of the Very Dusty, Sun-Like, Spectroscopic Binary BD +20 307," Astrophysical Journal, 688, 1345, 2008. (paper)

Wright, J. T., Marcy, G. W., Butler, R. P., Vogt, S. S., Henry, G. W., Isaacson, H., and Howard, A. W., "The Jupiter Twin HD 154345b," Astrophysical Journal 683, L63, 2008. (paper)

Winn, J. N., Henry, G. W., Torres, G., and Holman, M. J., "Five New Transits of the Super-Neptune HD 149026b," Astrophysical Journal 675, 1531, 2008. (paper)

Fischer, D. A., Marcy, G. W., Butler, R. P., Vogt, S. S., Laughlin, G., Henry, G. W., Abouav, D., Peek, K. M. G., Wright, J. T., Johnson, J. A., McCarthy, C., and Isaacson, H., "Five Planets Orbiting 55 Cancri," Astrophysical Journal 675, 790, 2008. (paper)

Henry, G. W. and Winn, J. N., "The Rotation Period of the Planet-Hosting Star HD 189733," Astronomical Journal 135, 68, 2008. (paper)

Robinson, S. E., Laughlin, G., Vogt, S. S., Fischer, D. A., Butler, R. P., Marcy, G. W., Henry, G. W., Driscoll, P., Takeda, G., and Johnson, J. A., "Two Jovian-Mass Planets in Earthlike Orbits," Astrophysical Journal 670, 1391, 2007. (paper)

Fischer, D. A., Vogt, S. S., Marcy, G. W., Butler, R. P., ..., Henry, G. W. et al., "Five Intermediate-Period Planets from the N2K Sample," Astrophysical Journal 669, 1336, 2007. (paper)

Wolf, A. S., Laughlin, G., Henry, G. W., Fischer, D. A., Marcy, G., Butler, P., and Vogt, S., "A Determination of the Spin-Orbit Alignment and the Size of the Anomalously Dense Planet Orbiting HD 149026," Astrophysical Journal 667, 549, 2007. (paper)

Winn, J. N., Holman, M. J., Henry, G. W., Roussanova, A., Enya, K., Yoshii, Y., Shporer, A., Mazeh, T., Johnson, J. A., Naarita, N., and Suto, Y., "The Transit Light Curve Project. V. System Parameters and Stellar Rotation Period of HD 189733," Astronomical Journal 133, 1828, 2007. (paper)

Winn, J. N., Johnson, J. A., Marcy, G. W., Butler, R. P., Vogt, S. S., Henry, G. W., Roussanova, A., Holman, M. J., Enya, K., Narita, N., Suto, Y., and Turner, E. L., "Measurement of the Spin-Orbit Alignment in the Exoplanetary System HD 189733," Astrophysical Journal 653, L69, 2006. (paper)

Ge, J., van Eyken, J., Mahadevan, S., DeWitt, C., Kane, S. R., Cohen, R., Vanden Heuvel, A., Fleming, S. W., Guo, P., Henry, G. W., Schneider, D. P., Ramsey, L. W., Wittenmyer, R. A., Endl, M., Cochran, W. D., Ford, E. B., Martin, E. L., Israelian, G., Valenti, J., and Montes, D., "The First Extrasolar Planet Discovered with a New Generation High Throughput Doppler Instrument," Astrophysical Journal 648, 683, 2006. (paper)

Johnson, J. A., Marcy, G. W., Fischer, D. A., Laughlin, G., Butler, R. P., Henry, G. W., Valenti, J. A., Ford, E. B., Vogt, S. S., Wright, J. T., "The N2K Consortium. VI. Doppler Shifts Without Templates and Three New Short-Period Planets," Astrophysical Journal 647, 600, 2006. (paper)

Fischer, D. A., Laughlin, G., Marcy, G. W., Butler, R. P., Vogt, S. S., Johnson, J. A., Henry, G. W., McCarthy, C., Ammons, M., Robinson, S., Strader, J., Valenti, J. A., McCullough, P. R., Charbonneau, D., Haislip, J., Knutson, H. A., Reichart, D. E., McGee, P., Monard, B., Wright, J. T., Ida, S., Sato, B., and Minniti, D., "The N2K Consortium. III. Short-Period Planets Orbiting HD 149143 and HD 109749," Astrophysical Journal 637, 1094, 2005. (paper)

Rivera, E. J., Lissauer, J. J., Butler, R. P., Marcy, G. W., Vogt, S. S., Fischer, D. A., Brown, T. M., Laughlin, G., and Henry, G. W., "A ~7.5 Earth-Mass Planet Orbiting the Nearby Star, GJ 876," Astrophysical Journal 634, 625, 2005. (paper)

Sato, B., Fischer, D. A., Henry, G. W., et al., "The N2K Consortium. II. A Transiting Hot Saturn Around HD 149026 with a Large Dense Core," Astrophysical Journal 633, 465, 2005. (paper)

Wittenmyer, R. A., Welsh, W. F., Orosz, J. A., Schultz, A. B., Kinzel, W., Kochte, M., Bruhweiler, F., Bennum, D., Henry, G. W., Marcy, G. W., Fischer, D. A., Butler, R. P., and Vogt, S. S., "System Parameters of the Transiting Extrasolar Planet HD 209458b," Astrophysical Journal 632, 1157, 2005. (paper)

Vogt, S. S., Butler, R. P., Marcy, G. W., Fischer, D. A., Henry, G. W., Laughlin, G., Wright, J. T., and Johnson, J. A., "Five New Multi-Component Planetary Systems," Astrophysical Journal 632, 638, 2005. (paper)

Fischer, D. A., Laughlin, G., Butler, P., Marcy, G., Johnson, J., Henry, G., et al., "The N2K Consortium. I. A Hot Saturn Planet Orbiting HD 88133," Astrophysical Journal 620, 481, 2005. (paper)

Marcy, G. W., Butler, R. P., Vogt, S. S., Fischer, D. A., Henry, G. W., Laughlin, G., Wright, J. T., and Johnson, J. A., "Five New Extrasolar Planets," Astrophysical Journal 619, 570, 2005 (paper)

Butler, R. P., Vogt, S. S., Marcy, G. W., Fischer, D. A., Wright, J. A., Henry, G. W., Laughlin, G., and Lissauer, J. J., "A Neptune-Mass Planet Orbiting the Nearby M Dwarf GJ 436," Astrophysical Journal 617, 580, 2004 (paper)

Paulson, D. B., Saar, S. H., Cochran, W. D., and Henry, G. W., "Searching for Planets in the Hyades III: The Quest for Short-Period Planets," Astronomical Journal 127, 1644, 2004. (paper)

Schultz, A. B., Kochte, M., Kinzel, W., Hamilton, F., Jordan, I., Henry, G., Vogt, S., Bruhweiler, F., Storrs, A., Hart, H. M., Bennum, D., Rassuchine, J., Rodrigue, M., Hamilton, D. P., Welsh, W. F., Wittenmyer, R., and Taylor, D. C., "Monitoring the Planetary Transits of HD 209458b," in Scientific Frontiers in Research on Extrasolar Planets, ASP Conf. Ser. 294, eds. D. Deming and S. Seager (San Francisco: ASP), p. 479, 2003. (paper)

Fischer, D. A., Butler, R. P., Marcy, G. W., Vogt, S. S., and Henry, G. W., "A Sub-Saturn Mass Planet Orbiting HD 3651," Astrophysical Journal 590, 1081, 2003. (paper)

Fischer, D. A., Marcy, G. W., Butler, R. P., Vogt, S. S., Henry, G. W., Pourbaix, D., Walp, B., Misch, A. A., and Wright, J., "A Planetary Companion to HD 40979 and Additional Planets Orbiting HD 12661 and HD 38529," Astrophysical Journal 586, 1394, 2003. (paper)

Butler, R. P., Marcy, G. W., Vogt, S. S., Fischer, D. A., Henry, G. W., Laughlin, G., and Wright, J., "Seven New Keck Planets Orbiting G & K Dwarfs," Astrophysical Journal 582, 455, 2003. (paper)

Marcy, G. W., Butler, R. P., Fischer, D. A., Laughlin, G., Vogt, S. S., Henry, G. W., and Pourbaix, D., "A Planet at 5 AU Around 55 Cancri," Astrophysical Journal 581, 1375, 2002. (paper)

Henry, G. W., Donahue, R. A., and Baliunas, S. L., "A False Planet Around HD 192263," Astrophysical Journal 577, L111, 2002. (paper)

Queloz, D., Henry, G. W., Sivan, J. P., Baliunas, S. L., Beuzit, J. L., Donahue, R. A., Mayor, M., Naef, D., Perrier, C., and Udry, S., "No Planet for HD 166435," Astronomy and Astrophysics 379, 279, 2001. (paper)

Tinney, C. G., Butler, R. P., Marcy, G. W., Jones, H. R. A., Penny, A. J., Vogt, S. S., Apps, K., and Henry, G. W., "First Results from the Anglo-Australian Planet Search - A Brown Dwarf Candidate and a 51 Peg-like Planet," Astrophysical Journal 551, 507, 2001. (paper)

Butler, R. P., Vogt, S. S., Marcy, G. W., Fischer, D. A., Henry, G. W., and Apps, K., "Planetary Companions to the Metal-Rich Stars BD -10 3166 and HD 52265," Astrophysical Journal 545, 504, 2000. (paper)

Henry, G. W., "Search for Transits of a Short-Period, Sub-Saturn Extrasolar Planet Orbiting HD 46375," Astrophysical Journal 536, L47, 2000. (paper)

Henry, G. W., Marcy, G. W., Butler, R. P., and Vogt, S. S., "A Transiting 51 Peg-like Planet," Astrophysical Journal 529, L41, 2000. (paper)

Henry, G. W., Baliunas, S. L., Donahue, R. A., Fekel, F. C., and Soon, W., "Photometric and Ca II H and K Spectroscopic Variations in Nearby Sun-Like Stars with Planets III," Astrophysical Journal 531, 415, 2000. (paper)

Baliunas, S. L., Henry, G. W., Donahue, R. A., Fekel, F. C., and Soon, W. H., "Properties of Sun-like Stars with Planets: Rho 1 Cancri, Tau Bootis, and Upsilon Andromedae," Astrophysical Journal 474, L119, 1997. (paper)

Henry, G. W., Baliunas, S. L., Donahue, R. A., Soon, W. H., and Saar, S. H., "Properties of Sun-like Stars with Planets: 51 Pegasi, 47 Ursae Majoris, 70 Virginis, and HD 114762," Astrophysical Journal 474, 503, 1997. (paper)

Late-Type Giants

van Genderen, A. M., Lobel, A., Nieuwenhuijzen, H., Henry, G. W., de Jager, C., Blown, E., Di Scala, G., and van Ballegoij, E. J., "Pulsations, Eruptions, and Evolution of Four Yellow Hypergiants," Astronomy and Astrophysics, 631, A48, 2019. (paper)

Haynes, S., Burks, G., Johnson, C. I., and Pilachowski, C. A., "Chemical Analysis of Five Red Giants in the Globular Cluster M10 (NGC 6254)," Publications of the Astronomical Society of the Pacific 120, 1097, 2008 (paper)

Hinkle, K. H., Lebzelter, T., Joyce, R. R., and Fekel, F. C., "Velocity Observations of Multiple Mode AGB Variable Stars," Astronomical Journal 123, 1002, 2002. (paper)

Henry, G. W., Fekel, F. C., Henry, S. M., and Hall, D. S., "Photometric Variability in a Sample of 187 G and K Giants," Astrophysical Journal Supplement Series 130, 201, 2000. (paper)

Balachandran, S. C., Fekel, F. C., Henry, G. W., and Uitenbroek, H., "Two K Giants with Super-meteoritic Lithium Abundances: HDE 233517 and HD 9746," Astrophysical Journal 542, 978, 2000. (data files)

Fekel, F. C., and Watson, L. C., "A Search for Lithium-Rich Giants Among Stars with Infrared Excesses," Astronomical Journal 116, 2466, 1998. (paper)

Fekel, F. C., Webb, R. A., White, R. J., and Zuckerman, B., "HDE 233517: Lithium and Excess Infrared Emission in Giant Stars," Astrophysical Journal 462, L95, 1996. (paper)

Choi, H.-J., Soon, W. H., Donahue, R. A., Baliunas, S. L., and Henry, G. W., "A Study of Variability in a Sample of G and K Giants," Publications of the Astronomical Society of the Pacific 107, 744, 1995. (paper)

Eaton, J. A., "H-Alpha Measurements for Cool Stars," Astronomical Journal 109, 1797, 1995. (paper)

Luttermoser, D. G., Johnson, H. R., and Eaton, J. A., "The Chromospheric Structure of the Cool Giant Star, g Her," Astrophysical Journal 422, 351, 1994. (paper)

Fekel, F. C., Henry, G. W., Busby, M. R., and Eitter, J. J., "Chromospherically Active Stars. XI. Giants with Compact Hot Companions and the Barium Star Scenario," Astronomical Journal 106, 2370, 1993. (paper)

Miscellaneous

Smith, M. A. and Henry, G. W., "Automated Photometry of gamma Cassiopeiae: The Last Roundup," Astrophysical Journal, 915, 13, 2021. (paper)

Mikulasek, Z., Krticka, J., Shultz, M. E., Henry, G. W., Prvak, M., David-Uraz, A., Janik, J., Zejda, M., Romanyuk, I. I., and the MOBSTER Collaboration, "What's New with Landstreet's Star HD 37776 (V901 Ori)?" in Stellar Magnetism: A Workshop in Honour of the Career and Contributions of John D. Landstreet, Proceedings of the Polish Astronomical Society (PTA), Vol. 11, 46, 2020. (paper)

Suffak, M. W., Jones, C. E., Tycner, C., Henry, G. W., Carciofi, A. C., Mota, B. C., and Rubio, A. C., "The Large-Scale Behavior in the Disk of delta Scorpii from 2000 to 2018," Astrophysical Journal, 890, 86, 2020. (paper)

Krtička, J., Mikulášek, Z., Henry, G. W., Janík, J., Kochukhov, O., Pigulski, A., Leto, L., Trigilio, C., Krtičková, I., Lüftinger, T., Prvák, M., and Tichý, A., "HST/STIS Analysis of the First Main Sequence Pulsar CU Virginis," Astronomy and Astrophysics, 625, A34, 2019. (paper)

van Belle, G. T., Armstrong, J. T., Benson, J. A., Baines, E. K., Bevilacqua, R. G., Buschmann, T., Clark, J. H., DeGroff, W. T., Hall, J. C., Hindsley, R. L., Jorgensen, A. M., Lindgren, A., Mozurkewich, D., Muterspaugh, M., Pooler, S. T., Restaino, S. R., Schmitt, H. R., Shankland, P., and Zavala, R. T., "Many Interesting Things are Afoot at the Navy Precision Optical Interferometer," in Optical and Infrared Interferometry and Imaging VI, SPIE 10701, eds. M. J. Creech-Eakman, P. G. Tuthill, and A. Merand (SPIE: Bellingham, WA), 1070105, 2018. (paper)

Mikulasek, Z., Krticka, J., Paunzen, E., Svanda, M., Hummerich, S., Bernhard, K., Jagelka, M., Janik, J., Henry, G. W., and Shultz, M. E., "Differential Rotation in Magnetic Chemically Peculiar Stars," Contrib. Astron. Obs. Skalnate Pleso, 48, p. 203, 2018. (paper)

Mikulasek, Z., Krticka, J., Janik, J., Henry, G. W., Zejda, M., Shultz, M., Pauzen, E., and Jagelka, M., "On the Nature of Rotation Period Variability of Magnetic Stars," in Proceedings of the International Conference on Stars: from Collapse to Collapse, ASP Conf. Ser. 510, eds. Yu. Yu. Balega, D. O. Kudryavtsev, I. I. Romanyuk, and I. A. Yakunin (San Francisco: ASP), p. 220, 2017. (paper)

Krticka, J., Mikulasek, Z., Henry, G. W., Kurfurst, P., and Karlicky, M., "Torsional Oscillations and Observed Rotational Period Variation in Early-Type Stars," Monthly Notices of the Royal Astronomical Society, 464, 933, 2017. (paper)

Erskine, D. J., Edelstein, J., Wishnow, E. H., Sirk, M., Muirhead, P. S., Muterspaugh, M. W., and Lloyd, J. P., "High-Resolution Broadband Spectroscopy Using Externally Dispersed Interferometry at the Hale Telescope: Part 2, Photon Noise Theory," Journal of Astronomical Telescopes, Instruments, and Systems, 2, 4, 2016. (paper)

Garcia, E. V., Muterspaugh, M. W., van Belle, G., Monnier, J. D., Stassun, K. G., Ghasempour, A., Clark, J. H., Zavala, R. T., Benson, J. A., Hutter, D. J., Schmitt, H. R., Baines, E. K., Jorgensen, A. M., Strosahl, S. G., Sanborn, J., Zawicki, S. J., Sakosky, M. F., and Swihart, S., "Vision: A Six-telescope Fiber-fed, Visible Light Beam Combiner for the Navy Precision Optical Interferometer," Publications of the Astronomical Society of the Pacific, 128, 055004, 2016. (paper)

Armstrong, J. T., Schmitt, H. R., Mozurkewich, D., Jorgensen, A. M., Muterspaugh, M. W., Baines, E. K., Benson, J. A., Zavala, R. T., and Hutter, D. J., "Multi-Baseline Bootstrapping at the Navy Precision Optical Interferometer," in Optical and Infrared Interferometry IV., SPIE Vol. 9146, eds. J. K. Rajagopal, M. Creech-Eakman, and F. Malbet (SPIE: Bellingham, WA), 91460K, 2014. (paper)

Mikulásek, Z., Krticka, J., Janík, J., Zejda, M., Henry, G. W., Paunzen, E., Ziznovský, J., and Zverko, J., "Ap Stars with Variable Periods," in Proceedings of the International Conference Putting A Stars into Context: Evolution, Environment, and Related Stars, eds. G. Mathys, E. Griffin, O. Kochukhov, R. Monier, G. Wahlgren (Moscow: Publishing House "Pero"), p. 270, 2014. (paper)

Mkrtichian, D. E., Brunt, H., Lee, B.-C., Eaton, J., Williamson, M., Fekel, F., Evans, N., and Han, I., "The Pulsation Amplitude of the Cepheid Polaris Continues to Increase," in The Tenth Pacific Rim Conference on Stellar Astrophysics, ASP Conf. Ser. 482, eds. H.-W. Lee, K.-C. Leung, and Y. W. Kang (San Francisco: ASP), p. 83, 2014. (paper)

Pollmann, E., Vollmann, W., and Henry, G. W., "Long-Term Monitoring of Halpha Emission Strength and Photometric V Magnitudes of gamma Cas," Information Bulletin on Variable Stars, No. 6109, 2014. (paper)

J. T. Armstrong, D. J. Hutter, E. K. Baines, J. A. Benson, R. M. Bevilacqua, T. Buschmann, J. H. Clark, A. Ghasempour, J. C. Hall, R. B. Hindsley, A. M. Jorgensen, D. Mozurkewich, K. J. Johnston, M. W. Muterspaugh, S. R. Restaino, P. D. Shankland, C. Tycner, G. T. Van Belle, H. R. Schmitt, and R. T. Zavala, "The Navy Precision Optical Interferometer (NPOI): An Update," Journal of Astronomical Instrumentation, Vol. 2, No. 2, 1340002, 2013. (paper)

A. Sodor, P. De Cat, D. J. Wright, C. Neiner, M. Briquet, P. Lampens, R. J. Dukes, G. W. Henry, M. H. Williamson, E. Brunsden, K. R. Pollard, P. L. Cottrell, F. Maisonneuve, P. M. Kilmartin, J. Matthews, T. Kallinger, P. G. Beck, E. Kambe, C. A. Engelbrecht, R. J. Czanik, S. Yang, O. Hashimoto, S. Honda, J.-N. Fu, B. Castanheira, H. Lehmann, Zs. Bognar, N. Behara, S. Scaringi, H. Van Winckel, J. Menu, A. Lobel, P. Mathias, S. Saesen, M. Vuckovic, and the MiMeS collaboration, "Extensive Study of HD 25558, a Long-Period Double-Lined Binary with Two SPB Components," Monthly Notices of the Royal Astronomical Society, 438, 3535, 2014. (paper) (poster)

Jones, C. E., Wiegert, P. A., Tycner, C., Henry, G. W., Cyr, R. P., Halonen, R. J., and Muterspaugh, M. W., "Using Photometry to Probe the Circumstellar Environment of delta Scorpii," Astronomical Journal, 145, 142, 2013. (paper)

Henry, G. W. and Smith, M. A., "Rotational and Cyclical Variability in gamma Cassiopeiae. II. Fifteen Seasons," Astrophysical Journal, 760, 10, 2012. (paper)

Stee, Ph, Delaa, O., Monnier, J. D., Meilland, A., Perraut, K., Mourard, D., Che, X., Schaefer, G. H., Pedretti, E., Smith, M. A., Lopes de Oliveira, R., Motch, C., Henry, G. W., Richardson, N. D., Bjorkman, K. S., Bücke, R., Pollmann, E., Zorec, J., Gies, D. R., ten Brummelaar, T., McAlister, H. A., Turner, N. H., Sturmann, J., Sturmann, L., and Ridgway, S. T., "The Relationship between gamma Cassiopeiae's Emission and its Circumstellar Environment II. Geometry and Kinematics of the Disk from MIRC and VEGA Instruments on the CHARA Array," Astronomy & Astrophysics, 545, A59, 2012. (paper)

Smith, M. A., Lopes de Oliveira, R., Motch, C., Henry, G. W., Richardson, N. D., Bjorkman, K. S., Stee, Ph., Mourard, D., Monnier, J. D., Che, X., Bücke, R., Pollmann, E., Gies, D. R., Schaefer, G. H., ten Brummelaar, T., McAlister, H. A., Turner, N. H., Sturmann, J., Sturmann, L., and Ridgway, S. T., "The Relationship Between gamma Cassiopeiae's X-Ray Emission and its Circumstellar Environment," Astronomy & Astrophysics, 540, A53, 2012. (paper)

Moravveji, E., Guinan, E. F., Shultz, M., Williamson, M. H., and Moya, A., "Asteroseismology of the Nearby SN-II Progenitor: Rigel. I. The MOST High-Precision Photometry and Radial Velocity Monitoring," Astrophysical Journal, 747, 108, 2012. (paper)

O'Connell, J. E., Johnson, C. I., Pilachowski, C. A., and Burks, G., "Chemical Abundances of Red Giant Stars in the Globular Cluster M107 (NGC 6171)," Publications of the Astronomical Society of the Pacific, 123, 1139, 2011. (paper)

Mikulášek, Z., Krtika, J., Henry, G. W., Janík, J., Zverko, J., Žižnovský, J., Zejda, M., Liška, J., Zveˇina, P., Kudrjavtsev, D. O., Romanyuk, I. I., Sokolov, N. A., Lüftinger, T., Trigilio, T., Neiner, C., and de Villiers, S. N., "Surprising Variations in the Rotation of the Chemically Peculiar Stars CU Virginis and V901 Orionis," Astonomy and Astrophysics, 534, L5, 2011. (paper)

Mikulasek, Z., Krticka, J., Henry, G. W., de Villiers, S. N., Paunzen, E., and Zejda, M., "HR 7355 -- Another Rapidly Braking He-Strong CP Star?" Astronomy and Astrophysics, 511, L7, 2010. (paper)

Fekel, F. C., Tomkin, J., and Williamson, M. H., "New Precision Orbits of Bright Double-Lined Spectroscopic Binaries. IV. 66 Andromedae, HR 6979, and HR 9059," Astronomical Journal, 139, 1579, 2010. (paper)

Olson, E. C., Henry, G. W., and Etzel, P. B., "Mass Transfer Variations in UX Monocerotis: Eight Years of Automated Photometric Monitoring," Astronomical Journal, 138, 1435, 2009. (paper)

Handler, G., Matthews, J. M., Eaton, J. A., et al., "Asteroseismology of Hybrid Pulsators Made Possible: Simultaneous MOST Space Photometry and Ground-Based Spectroscopy of gamma Peg," Astrophysical Journal, 698, L56, 2000. (paper)

Krticka, J., Mikulasek, Z., Henry, G. W., Zverko, J., Ziznovsky, J., Skalicky, J., and Zverina, P., "The Nature of the Light Variability of the Silicon Star HR 7224," Astronomy and Astrophysics, 499, 567, 2009. (paper)

Mikulasek, Z., Krticka, J., Henry, G. W., et al., "The Extremely Rapid Rotational Braking of the Helium Strong Star HD 37776," Astronomy and Astrophysics 485, 585, 2008. (paper)

Smith, M. A., Henry, G. W., and Vishniac, E., "Rotational and Cyclical Variability in Gamma Cas," Astrophysical Journal 647, 1375, 2006. (paper)

Robinson, R. R., Smith, M. A., and Henry, G. W., "X-ray and Optical Variations in the Classical Be Star Gamma Cassiopeia: The Discovery of a Possible Magnetic Dynamo," Astrophysical Journal 575, 435, 2002. (paper)

Percy, J. R., Bakos, A. G., and Henry, G. W.,"Long-Term VRI Photometry of 89 (V441) Her," Publications of the Astronomical Society of the Pacific 112, 840, 2000. (paper)

Percy, J. R., Kolin, D. L., and Henry, G. W.,"Long-Term VRI Photometry of Rho Cassiopeiae," Publications of the Astronomical Society of the Pacific, 112, 363, 2000. (paper)

Fekel, F. C., "Rotational Velocities of Late-Type Stars," Publications of the Astronomical Society of the Pacific, 109, 514, 1997. (paper)

Semi-Regular Variables

Percy, J. R., Mashintsova, M., Nasui, C. O., Palaniappan, R., Seneviratne, R., and Henry, G. W., "Further Studies of the Photometric Variability of Bright Pulsating Red Giants," Publications of the Astronomical Society of the Pacific 120, 523, 2008. (paper)

Percy, J. R., Besla, G., Velocci, V., and Henry, G. W., "Multiperiodicity in Five Small-Amplitude Red Giants," Publications of the Astronomical Society of the Pacific 115, 479, 2003. (paper)

Percy, J. R., Wilson, J. B., and Henry, G. W., "Long-Term VRI Photometry of Small-Amplitude Red Variables. I. Light Curves and Periods," Publications of the Astronomical Society of the Pacific 113, 983, 2001. (paper)

Cristian, V.-C., Donahue, R. A., Soon, W. H., Baliunas, S. L., and Henry, G. W., "Pulsation Timescales and Amplitudes in a Sample of Bright Semi-Regular Variable Stars," Publications of the Astronomical Society of the Pacific 107, 411, 1995. (paper)

Solar-Type Stars

Jacob K. Luhn, Jason T. Wright, Gregory W. Henry, Steven H. Saar, and Anna C. Baum, "HD 166620: Portrait of a Star Entering a Grand Magnetic Minimum," Astrophysical Journal Letters, 936, L23, 2022. (paper) (pressrelease)

Connolly, R., Soon, W., Connolly, M., Baliunas, S., Berglund, J., Butler, C. J., Cionco, R. G., Elias, A. G., Fedorov, V. M., Harde, H., Henry, G. W., Hoyt, D. V., Humlum, O., Legates, D. R., Lüning, S., Scafetta, N., Solheim, J. E., Szarka, L., van Loon, H., Velasco Herrera, V. M., Willson, R. C., Yan, H., and Zhang, W., "How Much Has the Sun Influenced Northern Hemisphere Temperature Trends? An Ongoing Debate," Research in Astronomy & Astrophysics, 21, No. 6, 131, 2021. (paper) (Press Release)

Judge, P. G., Egeland, R., and Henry, G. W., "Sun-Like Stars Shed Light on Solar Climate Forcing," Astrophysical Journal, 891, 96, 2020. (paper)

Radick, R. R., Lockwood, G. W., Henry, G. W., Hall, J. C., and Pevtsov, A. A., "Patterns of Variation for the Sun and Sun-like Stars," Astrophysical Journal, 855, 75, 2018. (paper)

Egeland, R., Soon, W., Baliunas, S., Hall, J. C., and Henry, G. W., "Evolution of Long Term Variability in Solar Analogs," in Proceedings of I.A.U. Symposium No. 328, eds. D. Nandi, A. Valio, and P. Petit, p. 329, 2017. (paper)

Egeland, R., Soon, W. H., Baliunas, S. L., Hall, J. C., Pevtsov, A. A., and Henry, G. W., "Dynamo Sensitivity in Solar Analogs with 50 Years of Ca II H & K Activity," The 19th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, id. 73, 2016. (abstract) (poster) (talk) (paper)

Lehtinen, J., Jetsu, L., Hackman, T., and Henry, G. W., "Rotation and Spot Activity of Young Solar-Type Stars," The 19th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, id. 24, 2016. (abstract) (poster) (talk) (paper)

Giguere, M. J., Fischer, D. A., Zhang, C. X. Y., Matthews, J. M., Cameron, C., and Henry, G. W., "A Combined Spectroscopic and Photometric Stellar Activity Study of Epsilon Eridani," Astrophysical Journal, 824, 150, 2016. (paper)

Lehtinen, J., Jetsu, L., Hackman, T., Kajatkari, P., and Henry, G. W., "Activity Trends in Young Solar-Type Stars," Astronomy & Astrophysics, 588, A38, 2016. (paper)

Egeland, R., Metcalfe, T. S., Hall, J. C., and Henry, G. W., "Sun-Like Magnetic Cycles in the Rapidly Rotating Young Solar Analog HD 30495," Astrophysical Journal, 812, 12, 2015. (paper)

Kajatkari, P., Jetsu, L., Cole, E., Hackman, T., Henry, G. W., Joutsiniemi, S.-L., Lehtinen, J., Makela, V., Proceddu, S., Ryynanen, K., and Solea, V., "Periodicity in Some Light Curves of the Solar Analogue V352 Canis Majoris," Astronomy & Astrophysics, 577, A84, 2015. (paper)

Lockwood, G. W., Henry, G. W., Hall, J. C., and Radick, R. R., "Decadal Variations of Sun-Like Stars," in New Quests in Stellar Astrophysics III: A Panchromatic View of Solar-like Stars, With and Without Planets, ASP Conf. Ser. 472, eds. M. Chavez, E. Bertone, O. Vega, and V. De la Luz (San Francisco: ASP), p. 203, 2013. (paper)

Judge, P. G., Lockwood, G. W., Radick, R. R., Henry, G. W., Shapiro, A. I., Schmutz, W., and Lindsey, C., "Confronting a Solar Irradiance Reconstruction with Solar and Stellar Data," Astronomy & Astrophysics, 544, A88, 2012. (paper)

Wright, N. J., Drake, J. J., Mamajek, E. E., and Henry, G. W. "The Stellar-Activity-Rotation Relationship and the Evolution of Stellar Dynamos," Astrophysical Journal, 743, 48, 2011. (paper)

Lehtinen, J., Jetsu, L., Hackman, T., Kajatkari, P., and Henry, G. W., "The Continuous Period Search Method and Its Application to the Young Solar Analogue HD 116956," Astronomy & Astrophysics, 527, A136, 2011. (paper)

Hall, J. C., Henry, G. W., Lockwood, G. W., Skiff, B. A., and Saar, S. H., "The Activity and Variability of the Sun and Sun-Like Stars. II. Contemporaneous Photometry and Spectroscopy of Bright Solar Analogs," Astronomical Journal, 138, 312, 2009. (paper)

Lockwood, G. W., Skiff, B. A., Henry, G. W., Henry, S. M., Radick, R. R., Baliunas, S. L., Donahue, R. A., and Soon, W., "Patterns of Photometric and Chromospheric Variation Among Sun-Like Stars: A 20-Year Perspective," Astrophysical Journal Supplement Series 171, 260, 2007. (paper)

Hall, J. C., Henry, G. W., and Lockwood, G. W., "The Sun-Like Activity of the Solar Twin 18 Scorpii," Astronomical Journal 133, 2206, 2007. (paper)

Biazzo, K., Frasca, A., Henry, G. W., Catalano, S., and Marilli, E., "Photospheric and Chromospheric Active Regions in Four Young, Solar-Type Stars," Astrophysical Journal 656, 474, 2007. (paper)

Lockwood, G. W., Hall, J. C., Skiff, B. A., Henry, G. W., Radick, R. R., Baliunas, S. L., Soon, W., and Donahue, R. A., "Gauging the Sun: Comparative Photometric and Magnetic Activity Measurements of Sunlike Stars," Bulletin of the American Astronomical Society 34, 651, 2002. (paper)

Gaidos, E. J., Gonzalez, G., Gudel, M., Heap, S. R., and Henry, G. W., "Observations of Nearby Young Solar Analogs," in Young Stars Near Earth: Progress and Prospects, ASP Conf. Ser. 244, eds. R. Jayawardhana and T. Greene (San Francisco: ASP) p. 81, 2001. (paper)

Gaidos, E. J., Henry, G. W., and Henry, S. M., "Spectroscopy and Photometry of Nearby Young Solar Analogs," Astronomical Journal 120, 1006, 2000. (paper)

Henry, G. W., "Techniques for Automated High-Precision Photometry of Sun-Like Stars," Publications of the Astronomical Society of the Pacific 111, 845, 1999. (paper)

Baliunas, S. L., Donahue, R. A., Soon, W., and Henry, G. W., "Activity Cycles in Lower Main Sequence and Post Main Sequence Stars: The HK Project," in The 10th Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, ASP Conf. Ser. 154, eds. R. A. Donahue and J. A. Bookbinder (San Francisco: ASP), p. 153, 1998. (paper)

Soon, W. H., Posmentier, E. S., and Baliunas, S. L., "Inference of Solar Irradiance Variability from Terrestrial Temperature Changes, 1880-1993: An Astrophysical Application of the Sun-Climate Connection," Astrophysical Journal 472, 891, 1996. (paper)

Donahue, R. A., Saar, S. H., and Baliunas, S. L., "A Relationship Between Mean Rotation Period in Lower Main-Sequence Stars and Its Observed Range," Astrophysical Journal 466, 384, 1996. (paper)

Henry, T. J., Soderblom, D. R., Donahue, R. A., and Baliunas, S. L., "A Survey of Ca II H and K Chromospheric Emission in Southern Solar-Type Stars," Astronomical Journal 111, 439, 1996. (paper)

Baliunas, S., Sokoloff, D., and Soon, W., "Magnetic Field and Rotation in Lower Main Sequence Stars: An Empirical Time-Dependent Magnetic Bode's Relation?," Astrophysical Journal 457, L99, 1996. (paper)

Baliunas, S. L., Nesme-Ribes, E., Sokoloff, D. and Soon, W. H., "A Dynamo Interpretation of Stellar Activity Cycles," Astrophysical Journal 460, 848, 1966. (paper)

Baliunas, S. L. et al., "Chromospheric Variations in Main-Sequence Stars. II," Astrophysical Journal 438, 269, 1995. (paper)

Sun-Climate Connection

Ronan Connolly, Willie Soon, Michael Connolly, Sallie Baliunas, Johan Berglund, C. J. Butler, Rodolfo Gustavo Cionco, Ana G. Elias, Valery M. Fedorov, Hermann Harde, Gregory W. Henry, Douglas V. Hoyt, Ole Humlum, David R. Legates, Nicola Scafetta, Jan-Erik Solheim, László Szarka, Víctor M. Velasco Herrera, Hong Yan, and Weijia Zhang, "Challenges in the Detection and Attribution of Northern Hemisphere Surface Temperature Trends Since 1850," Research in Astronomy and Astrophysics, 23,105015, 2023. (paper) (pressrelease) (newsrelease)

W. Soon, R. Connolly, M. Connolly, S.-I. Akasofu, S. Baliunas, J. Berglund, A. Bianchini, W. M. Briggs, C. J. Butler, R. G. Cionco, M. Crok, A. G. Elias, V. M. Fedorov, F. Gervais, H. Harde, G. W. Henry, D. V. Hoyt, O. Humlum, D. R. Legates, A. R. Lupo, S. Maruyama, P. Moore, M. Ogurtsov, C. ÓhAiseadha, M. J. Oliveira, S.-S. Park, S. Qiu, G. Quinn, N. Scafetta, J.-E. Solheim, J. Steele, L. Szarka, H. L. Tanaka, M. K. Taylor, F. Vahrenholt, V. M. Velasco Herrera, and W. Zhang, "The Detection and Attribution of Northern Hemisphere Land Surface Warming (1850–2018) in Terms of Human and Natural Factors: Challenges of Inadequate Data," Climate, 11, 179, 2023. (paper) (pressrelease) (newsrelease)

Connolly, R., Soon, W., Connolly, M., Baliunas, S., Berglund, J., Butler, C. J., Cionco, R. G., Elias, A. G., Fedorov, V. M., Harde, H., Henry, G. W., Hoyt, D. V., Humlum, O., Legates, D. R., Lüning, S., Scafetta, N., Solheim, J. E., Szarka, L., van Loon, H., Velasco Herrera, V. M., Willson, R. C., Yan, H., and Zhang, W., "How Much Has the Sun Influenced Northern Hemisphere Temperature Trends? An Ongoing Debate," Research in Astronomy & Astrophysics, 21, No. 6, 131, 2021. (paper) (Press Release) (Epoch Times Report)

Judge, P. G., Egeland, R., and Henry, G. W., "Sun-Like Stars Shed Light on Solar Climate Forcing," Astrophysical Journal, 891, 96, 2020. (paper) (Press Release)

Soon, W. H., Posmentier, E. S., and Baliunas, S. L., "Inference of Solar Irradiance Variability from Terrestrial Temperature Changes, 1880-1993: An Astrophysical Application of the Sun-Climate Connection," Astrophysical Journal 472, 891, 1996. (paper)

Zeta Aurigae Binaries

Eaton, J. A., "Emission Lines in 32 Cygni," The Journal of Astronomical Data 14, 3, 2008. (paper)

Eaton, J. A., "A Model for the Chromosphere/Wind of 31 Cygni and its Implications for Single Stars," Astronomical Journal 136, 1964, 2008. (paper)

Eaton, J. A., Henry, G. W., and Odell, A. P., "Orbits and Pulsations of the Classical Zeta Aurigae Binaries," Astrophysical Journal 679, 1490, 2008. (paper)

Eaton, J. A., Hartkopf, W. I., McAlister, H. A., and Mason, B. D., "Winds and Accretion in Delta Sagittae," Astronomical Journal 109, 1856, 1995. (paper)

Eaton, J. A. and Bell, C., "The 1992/93 Eclipse of 31 Cygni," Astronomical Journal 108, 2276, 1994. (paper)

Eaton, J. A., "A Deep Atmospheric Eclipse of AL Velorum," Astronomical Journal 107, 729, 1994. (paper)

Eaton, J. A., "31 Cygni: The B Star and the Wind," Astronomical Journal 106, 2081, 1993. (paper)

Eaton, J. A., "On the Chromosphere of 32 Cygni," Astronomical Journal 105, 1525, 1993. (paper)

Eaton, J. A., "On the Chromospheric Structure of Zeta Aurigae," Astrophysical Journal 404, 305, 1993. (paper)