GH
Gregory W. Henry
astro-ph.EPastro-ph.SRastro-phastro-ph.IMphysics.space-phastro-ph.GAastro-ph.HEphysics.ao-phphysics.comp-phphysics.plasm-ph
On Valency
published · living versionsW_ta9dbd8x·v1 · currentpublished
What is New with Landstreet Star HD 37776 (V901 Ori)?
with Zdeněk Mikulášek, Jiří Krtička, Matthew E. Shultz, Milan Prvák +4
1 version
W_3zkrx8vm·v1published
W_z8t33xn2·v1published
W_pgxhv7hh·v1published
Preprints & journals
165 papers in the corpus · 2000–2026The changing optical and X-ray emission of the dormant Cas star HD 453142609.09780v1 · G. Rauw, Y. Naz'e, E. Bryssinck et al.2026 · 0 citationsarXiv
Constraining an exoplanet's magnetic field using star-planet interactions.42348675 · Revilla, D, Amado, P J, Luque, R et al.2026 · 1 citationScience (New York, N.Y.). 2026;393(6809):403-407
Interferometric Images of the Starspot Evolution of Andromedae2603.18144v1 · Rachael M. Roettenbacher, John D. Monnier, Heidi Korhonen et al.2026 · 0 citationsarXiv
Four decades of photometry of XX Trianguli, `the most spotted star' in the sky2507.17926v1 · Zs. Kov'ari, K. G. Strassmeier, K. Ol'ah et al.2025 · 2 citationsA&A 701, A103 (2025)
A metal-poor atmosphere with a hot interior for a young sub-Neptune progenitor: JWST/NIRSpec transmission spectrum of V1298 Tau b2507.08837v3 · Saugata Barat, Jean-Michel D'esert, Sagnick Mukherjee et al.2025 · 24 citationsarXiv
Eclipse Mapping with MIRI: 2D Map of HD 189733b from JWST MIRI LRS Observations2503.20895v1 · Maura Lally, Ryan Challener, Nikole Lewis et al.2025 · 3 citationsarXiv
Possible Carbon Dioxide Above the Thick Aerosols of GJ 1214 b2410.10183v1 · Everett Schlawin, Kazumasa Ohno, Taylor J. Bell et al.2024 · 47 citationsarXiv
Characterising the stellar differential rotation based on largest-spot statistics from ground-based photometry2410.06076v1 · Mikko Tuomi, Jyri J. Lehtinen, Gregory W. Henry et al.2024 · 0 citationsA&A, 689, A262 (2024)
Quartz Clouds in the Dayside Atmosphere of the Quintessential Hot Jupiter HD 189733 b2409.11395v1 · Julie Inglis, Natasha E. Batalha, Nikole K. Lewis et al.2024 · 51 citationsarXiv
Hydrogen sulfide and metal-enriched atmosphere for a Jupiter-mass exoplanet.38977019 · Fu, Guangwei, Welbanks, Luis, Deming, Drake et al.2024 · 65 citationsNature. 2024;632(8026):752-756
Sulfur Dioxide and Other Molecular Species in the Atmosphere of the Sub-Neptune GJ 3470 b2406.04450v1 · Thomas G. Beatty, Luis Welbanks, Everett Schlawin et al.2024 · 69 citationsarXiv
Evolution of the disk in the Be binary Scorpii probed during three periastron passages2404.14504v1 · R.G. Rast, C.E. Jones, A.C. Carciofi et al.2024 · 8 citationsarXiv
The SOPHIE search for northern extrasolar planets-XIX. A system including a cold sub-Neptune potentially transiting a V = 6.5 star HD889862311.13513v1 · N. Heidari, I. Boisse, N. C. Hara et al.2023 · 20 citationsA&A 681, A55 (2024)
Refining the Stellar Parameters of Ceti: a Pole-on Solar Analog2307.10394v1 · Maria Korolik, Rachael M. Roettenbacher, Debra A. Fischer et al.2023 · 17 citationsarXiv
Hydrodynamic atmospheric escape in HD 189733 b: Signatures of carbon and hydrogen measured with the Hubble Space Telescope2307.03058v1 · Leonardo A. Dos Santos, Antonio Garc'ia Munoz, David K. Sing et al.2023 · 15 citationsarXiv
EXPRES IV: Two Additional Planets Orbiting Coronae Borealis Reveal Uncommon System Architecture2306.06888v1 · John M. Brewer, Lily L. Zhao, Debra A. Fischer et al.2023 · 14 citationsarXiv
A reflective, metal-rich atmosphere for GJ 1214b from its JWST phase curve.37164036 · Kempton, Eliza M-R, Zhang, Michael, Bean, Jacob L et al.2023 · 171 citationsNature. 2023;620(7972):67-71
Revised Properties and Dynamical History for the HD 17156 System2305.01000v2 · Stephen R. Kane, Michelle L. Hill, Paul A. Dalba et al.2023 · 6 citationsarXiv
EI Eridani: a star under the influence -- The effect of magnetic activity in the short and long term2304.13234v1 · L. Kriskovics, Zs. Kov'ari, B. Seli et al.2023 · 10 citationsA&A 674, A143 (2023)
Updated Planetary Mass Constraints of the Young V1298 Tau System Using MAROON-X2304.00797v1 · James Sikora, Jason Rowe, Saugata Barat et al.2023 · 15 citationsarXiv
The Hubble PanCET program: The near-ultraviolet transmission spectrum of WASP-79b2302.08962v1 · A. Gressier, A. Lecavelier des Etangs, D.K. Sing et al.2023 · 8 citationsA&A 672, A34 (2023)
C14 Automatic Imaging Telescope Photometry of GJ12142302.07874v1 · Gregory W. Henry, Jacob L. Bean2023 · 1 citationarXiv
DREAM I. Orbital architecture orrery2301.07727v1 · V. Bourrier, O. Attia, M. Mallonn et al.2023 · 77 citationsA&A 669, A63 (2023)
Signatures of Strong Magnetization and Metal-Poor Atmosphere for a Neptune-Size Exoplanet2211.05155v1 · Lotfi Ben-Jaffel, Gilda E. Ballester, Antonio Garc'ia Munoz et al.2022 · 71 citationsNature Astronomy 6, 2022, 141
HD 166620: Portrait of a Star Entering a Grand Magnetic Minimum2207.00612v1 · Jacob K. Luhn, Jason T. Wright, Gregory W. Henry et al.2022 · 24 citationsarXiv
The Hubble PanCET Program: A Featureless Transmission Spectrum for WASP-29b and Evidence of Enhanced Atmospheric Metallicity on WASP-80b2205.10765v3 · Ian Wong, Yayaati Chachan, Heather A. Knutson et al.2022 · 16 citationsAJ, 164, 30 (2022)
The HD 260655 system: Two rocky worlds transiting a bright M dwarf at 10 pc2204.10261v3 · R. Luque, B. J. Fulton, M. Kunimoto et al.2022 · 35 citationsA&A 664, A199 (2022)
The EXPRES Stellar Signals Project II. State of the Field in Disentangling Photospheric Velocities2201.10639v1 · Lily L. Zhao, Debra A. Fischer, Eric B. Ford et al.2022 · 58 citationsarXiv
The California Legacy Survey III. On The Shoulders of (Some) Giants: The Relationship between Inner Small Planets and Outer Massive Planets2112.03399v2 · Lee J. Rosenthal, Heather A. Knutson, Yayaati Chachan et al.2021 · 75 citationsarXiv
EXPRES. III. Revealing the Stellar Activity Radial Velocity Signature of Eridani with Photometry and Interferometry2110.10643v1 · Rachael M. Roettenbacher, Samuel H. C. Cabot, Debra A. Fischer et al.2021 · 20 citationsarXiv
The Hubble PanCET program: Transit and Eclipse Spectroscopy of the Hot Jupiter WASP-74b2110.04415v1 · Guangwei Fu, Drake Deming, Erin May et al.2021 · 7 citationsarXiv
The Emission Spectrum of the Hot Jupiter WASP-79b from HST/WFC32107.14334v2 · Trevor O. Foote, Nikole K. Lewis, Brian M. Kilpatrick et al.2021 · 7 citationsarXiv
Detection of Ongoing Mass Loss from HD 63433c, a Young Mini Neptune2106.05273v2 · Michael Zhang, Heather A. Knutson, Lile Wang et al.2021 · 65 citationsarXiv
How much has the Sun influenced Northern Hemisphere temperature trends? An ongoing debate2105.12126v1 · Ronan Connolly, Willie Soon, Michael Connolly et al.2021 · 62 citationsarXiv
The California Legacy Survey I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades2105.11583v2 · Lee J. Rosenthal, Benjamin J. Fulton, Lea A. Hirsch et al.2021 · 346 citationsarXiv
The California Legacy Survey II. Occurrence of Giant Planets Beyond the Ice line2105.11584v2 · Benjamin J. Fulton, Lee J. Rosenthal, Lea A. Hirsch et al.2021 · 261 citationsarXiv
HST PanCET Program: A Complete Near-UV to Infrared Transmission Spectrum for the Hot Jupiter WASP-79b2104.10688v1 · Alexander D. Rathcke, Ryan J. MacDonald, Joanna K. Barstow et al.2021 · 38 citationsarXiv
HST PanCET program: Non-detection of atmospheric escape in the warm Saturn-sized planet WASP-29 b2103.15688v2 · L. A. dos Santos, V. Bourrier, D. Ehrenreich et al.2021 · 10 citationsA&A 649, A40 (2021)
The Hubble PanCET program: Long-term chromospheric evolution and flaring activity of the M dwarf host GJ 34702103.09864v1 · V. Bourrier, L. A. dos Santos, J. Sanz-Forcada et al.2021 · 9 citationsA&A 650, A73 (2021)
Automated photometry of Cassiopeiae:the last roundup2103.03972v2 · Myron A. Smith, G. W. Henry2021 · 6 citationsarXiv
A collage of small planets from the Lick Carnegie Exoplanet Survey : Exploring the super-Earth and sub-Neptune mass regime2011.08867v1 · Jennifer A. Burt, Fabo Feng, Bradford Holden et al.2020 · 14 citationsarXiv
EXPRES. II. Searching for Planets Around Active Stars: A Case Study of HD 1015012010.14717v1 · Samuel H. C. Cabot, Rachael M. Roettenbacher, Gregory W. Henry et al.2020 · 13 citationsarXiv
The Hubble PanCET Program: A Metal-rich Atmosphere for the Inflated Hot Jupiter HAT-P-41b2010.09659v1 · Kyle B. Sheppard, Luis Welbanks, Avi Mandell et al.2020 · 25 citationsarXiv
LRG-BEASTS: Ground-based Detection of Sodium and a Steep Optical Slope in the Atmosphere of the Highly Inflated Hot-Saturn WASP-21b2008.00971v1 · L. Alderson, J. Kirk, M. L'opez-Morales et al.2020 · 22 citationsarXiv
Updated Parameters and a New Transmission Spectrum of HD 97658b2004.03601v2 · Xueying Guo, Ian J. M. Crossfield, Diana Dragomir et al.2020 · 67 citationsarXiv
Orbital Refinement and Stellar Properties for the HD 9446, HD 43691, and HD 179079 Planetary Systems2003.02385v1 · Michelle L. Hill, Teo Mocnik, Stephen R. Kane et al.2020 · 2 citationsAJ 159 197 (2020)
The Large Scale Behaviour in the Disk of Scorpii from 2000-20182001.04966v1 · M.W. Suffak, C.E. Jones, C. Tycner et al.2020 · 16 citationsarXiv
Towards comprehension of the variability of the magnetic chemically peculiar star CU Virginis (HD 124224)1912.12072v1 · Zdenek Mikul'asek, Jir'i Krticka, Andrzej Pigulski et al.2019 · 0 citations2019ASPC..518..125M
What is New with Landstreet Star HD 37776 (V901 Ori)?1912.04121v1 · Zdenek Mikul'asek, Jir'i Krticka, Matthew E. Shultz et al.2019 · 2 citationsPTA Proceedings 2020on Valency
The SOPHIE search for northern extrasolar planets. XVI. HD 158259: A compact planetary system in a near-3:2 mean motion resonance chain1911.13296v2 · N. C. Hara, F. Bouchy, M. Stalport et al.2019 · 52 citationsarXiv
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