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J

Jonathan J. Fortney

university of california

107H-index
1.0KPaper Count
4.2WCitation Count
Published Papers 354
Publication Date
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The Impact of Irradiation on the Radius and Thermal Evolution of Transiting Brown Dwarfs
errThe Astrophysical Journal
IF0
err2026-03-31
err0
errOAAI
errSagnick Mukherjee; Jonathan J. Fortney; Theron W. Carmichael; C. Evan Davis; Daniel P. Thorngren
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JWST Spectral Retrieval of Cold Directly Imaged Planet WD 0806 b and the First Measurement of Altitude-dependent Kzz in Exoplanet Atmospheres
errThe Astronomical Journal
IF0
err2026-03-16
err0
errOAAI
errBen W.P. Lew; Thomas Roellig; Natasha E. Batalha; Nicholas F. Wogan; Thomas Greene; Mark S. Marley; Jonathan J. Fortney; Jarron Leisenring; Doug Johnstone; Matthew De Furio; Klaus Hodapp; Charles Beichman; Marcia Rieke
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PICASO 4.0: Clouds and Photochemistry in Climate Models of Brown Dwarfs and Exoplanets
errThe Astrophysical Journal
IF0
err2026-03-16
err0
errOAAI
errJames Mang; Natasha E. Batalha; Caroline V. Morley; Nicholas F. Wogan; Sagnick Mukherjee; Channon Visscher; Mark S. Marley; Jonathan J. Fortney; Katy L. Chubb; Peter Gao; Isaac Malsky
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The SPHINX M Dwarf Spectral Grid. II. New Model Atmospheres and Spectra to Derive the Fundamental Properties of Mid-to-late Type M Dwarfs
errThe Astrophysical Journal
IF0
err2026-02-04
err0
errOAAI
errAishwarya R. Iyer; Michael R. Line; Philip S. Muirhead; Jonathan J. Fortney; Jacqueline K. Faherty
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Condensation Clouds in Substellar Atmospheres with Virga
errThe Astronomical Journal
IF0
err2026-01-19
err0
errOAAI
errNatasha E. Batalha; Caoimhe M. Rooney; Channon Visscher; Sarah E. Moran; Mark S. Marley; Aditya R. Sengupta; Sven Kiefer; Matt G. Lodge; James Mang; Caroline V. Morley; Sagnick Mukherjee; Jonathan J. Fortney; Peter Gao; Nikole K. Lewis; L. C. Mayorga; Logan A. Pearce; Hannah R. Wakeford
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A Carbon-rich Atmosphere on a Windy Pulsar Planet
errThe Astrophysical Journal Letters
IF0
err2025-12-16
err0
errOAAI
errMichael Zhang; Maya Beleznay; Timothy D. Brandt; Roger W. Romani; Peter Gao; Hayley Beltz; Matthew Bailes; Matthew C. Nixon; Jacob L. Bean; Thaddeus D. Komacek; Brandon P. Coy; Guangwei Fu; Rafael Luque; Daniel J. Reardon; Emma Carli; Ryan M. Shannon; Jonathan J. Fortney; Anjali A. A. Piette; M. Coleman Miller; Jean-Michel Desert
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Understanding the Origins of Super-puff Planets: A New Mass-loss Regime Coupled to Planetary Evolution
errThe Astrophysical Journal
IF0
err2025-12-02
err0
errOAAI
errYao Tang; Jonathan J. Fortney; Ruth Murray-Clay; Madelyn Broome
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The Sonora Substellar Atmosphere Models. VI. Red Diamondback: Extending Diamondback with SPHINX for Brown Dwarf Early Evolution
errThe Astrophysical Journal
IF0
err2025-11-26
err0
errOAAI
errC. Evan Davis; Jonathan J. Fortney; Aishwarya Iyer; Sagnick Mukherjee; Caroline V. Morley; Mark S. Marley; Michael Line; Philip S. Muirhead
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Detecting Land with Reflected-light Spectroscopy to Rule Out Waterworld O<sub>2</sub> Biosignature False Positives
errThe Astrophysical Journal
IF0
err2025-08-25
err0
errOAAI
errAnna Grace Ulses; Joshua Krissansen-Totton; Tyler D. Robinson; Victoria Meadows; David C. Catling; Jonathan J. Fortney
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A Metal-poor Atmosphere with a Hot Interior for a Young Sub-Neptune Progenitor: JWST/NIRSpec Transmission Spectrum of V1298 Tau b
errastronomical journal
IF0
err2025-08-14
err0
errOAAI
errSaugata Barat; Jean-Michel Désert; Sagnick Mukherjee; Jayesh M. Goyal; Qiao Xue; Yui Kawashima; Allona Vazan; William Misener; Hilke E. Schlichting; Jonathan J. Fortney; Jacob L. Bean; Swaroop Avarsekar; Gregory W. Henry; Robin Baeyens; Michael R. Line; John H. Livingston; Trevor David; Erik A. Petigura; James T. Sikora; Hinna Shivkumar; Adina D. Feinstein; Antonija Oklopčić
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Reassessing Sub-Neptune Structure; Radii; and Thermal Evolution
errastrophysical journal
IF0
err2025-08-01
err0
PREAI
errYao Tang; Jonathan J. Fortney; Francis Nimmo; Daniel Thorngren; Kazumasa Ohno; Ruth Murray-Clay
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Evolution of Steam Worlds: Energetic Aspects
errastrophysical journal
IF0
err2025-07-24
err0
PREAI
errArtyom Aguichine; Natalie Batalha; Jonathan J. Fortney; Nadine Nettelmann; James E. Owen; Eliza M.-R. Kempton
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Escaping Helium and a Highly Muted Spectrum Suggest a Metal-enriched Atmosphere on Sub-Neptune GJ 3090 b from JWST Transit Spectroscopy
errASTROPHYSICAL JOURNAL LETTERS
IF11.7
err2025-05-15
err0
errOAAI
errAhrer, Eva-Maria; Radica, Michael; Piaulet-Ghorayeb, Caroline; Raul, Eshan; Wiser, Lindsey; Welbanks, Luis; Acuna, Lorena; Allart, Romain; Coulombe, Louis-Philippe; Louca, Amy; MacDonald, Ryan; Saidel, Morgan; Evans-Soma, Thomas M.; Benneke, Bjorn; Christie, Duncan; Beatty, Thomas G.; Cadieux, Charles; Cloutier, Ryan; Doyon, Rene; Fortney, Jonathan J.; Gagnebin, Anna; Gapp, Cyril; Innes, Hamish; Knutson, Heather A.; Komacek, Thaddeus; Krissansen-Totton, Joshua; Miguel, Yamila; Pierrehumbert, Raymond; Roy, Pierre-Alexis; Schlichting, Hilke E.
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The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems. III. Aperture Masking Interferometric Observations of the Star HIP 65426 at 3.8 μm
errASTROPHYSICAL JOURNAL LETTERS
IF11.7
err2025-04-09
err0
errOAAI
errRay, Shrishmoy; Sallum, Steph; Hinkley, Sasha; Sivaramkrishnan, Anand; Cooper, Rachel; Kammerer, Jens; Greebaum, Alexandra Z.; Thatte, Deeparshi; Stolker, Tomas; Lazzoni, Cecilia; Tokovinin, Andrei; de Furio, Matthew; Factor, Samuel; Meyer, Michael; Stone, Jordan M.; Carter, Aarynn; Biller, Beth; Skemer, Andrew; Suarez, Genaro; Leisenring, Jarron M.; Perrin, Marshall D.; Kraus, Adam L.; Absil, Olivier; Balmer, William O.; Boccaletti, Anthony; Bonavita, Mariangela; Bonnefoy, Mickael; Booth, Mark; Bowler, Brendan P.; Briesemeister, Zackery W.; Bryan, Marta L.; Calissendorff, Per; Cantalloube, Faustine; Chauvin, Gael; Chen, Christine H.; Choquet, Elodie; Christiaens, Valentin; Cugno, Gabriele; Currie, Thayne; Danielski, Camilla; Dupuy, Trent J.; Faherty, Jacqueline K.; Fitzgerald, Michael P.; Fortney, Jonathan J.; Franson, Kyle; Girard, Julien H.; Grady, Carol A.; Gonzales, Eileen C.; Henning, Thomas; Hines, Dean C.; Hoch, Kielan K. W.; Hood, Callie E.; Howe, Alex R.; Janson, Markus; Kalas, Paul; Kennedy, Grant M.; Kenworthy, Matthew A.; Kervella, Pierre; Kuzuhara, Masayuki; Lagrange, Anne-Marie; Lagage, Pierre-Olivier; Lawson, Kellen; Lew, Ben W. P.; Liu, Michael C.; Liu, Pengyu; Llop-Sayson, Jorge; Lloyd, James P.; Macintosh, Bruce; Marino, Sebastian; Marley, Mark S.; Marois, Christian; Martinez, Raquel A.; Matthews, Brenda C.; Matthews, Elisabeth C.; Mawet, Dimitri; Mazoyer, Johan; Mcelwain, Michael W.; Metchev, Stanimir; Meyer, Michael R.; Miles, Brittany E.; Millar-Blanchaer, Maxwell A.; Molliere, Paul; Moran, Sarah E.; Morley, Caroline V.; Mukherjee, Sagnick; Palma-Bifani, Paulina; Pantin, Eric; Patapis, Polychronis; Petrus, Simon; Pueyo, Laurent; Quanz, Sascha P.; Quirrenbach, Andreas; Rebollido, Isabel; Redai, Jea Adams; Ren, Bin B.; Rickman, Emily; Samland, Matthias; Schlieder, Joshua E.; Schneider, Glenn; Stapelfeldt, Karl R.; Tamura, Motohide; Tan, Xianyu; Uyama, Taichi; Vigan, Arthur; Vasist, Malavika; Vos, Johanna M.; Wagner, Kevin; Wang, Jason J.; Ward-Duong, Kimberly; Whiteford, Niall; Wolff, Schuyler G.; Worthen, Kadin; Wyatt, Mark C.; Ygouf, Marie; Zhang, Xi; Zhang, Keming; Zhang, Zhoujian; Zhou, Yifan; Zurlo, Alice; Sargent, B. A.; Theissen, Christopher A.; Manjavacas, Elena; Lueber, Anna; Kitzmann, Daniel; Sutlieff, Ben J.; Betti, Sarah K.
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A 1.48-2.48 μm R=28 000 spectroscopic atlas of the L7.5 and T0.5 components of the nearest pair of brown dwarfs: Luhman 16AB
errMONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
IF4.8
err2025-03-26
err0
errOAAI
errIshikawa, Hiroyuki Tako; Metchev, Stanimir; Tannock, Megan E.; Mace, Gregory N.; Hood, Callie E.; Fortney, Jonathan J.; Mukherjee, Sagnick; Miles-Paez, Paulo; Kurtev, Radostin
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Spectroscopically Resolved Partial Phase Curve of the Rapid Heating and Cooling of the Highly Eccentric Hot Jupiter HAT-P-2b with WFC3
errASTRONOMICAL JOURNAL
IF5.1
err2025-01-27
err1
errOAAI
errJacobs, Bob; Desert, Jean-Michel; Lewis, Nikole; Challener, Ryan C.; Mayorga, L. C.; de Beurs, Zoe L.; Parmentier, Vivien; Stevenson, Kevin B.; de Wit, Julien; Barat, Saugata; Fortney, Jonathan; Kataria, Tiffany; Line, Michael
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Volatile-rich Sub-Neptunes as Hydrothermal Worlds: The Case of K2-18 b
errASTROPHYSICAL JOURNAL LETTERS
IF11.7
err2024-12-27
err0
errOAAI
errLuu, Cindy N.; Yu, Xinting; Glein, Christopher R.; Innes, Hamish; Aguichine, Artyom; Krissansen-Totton, Joshua; Moses, Julianne I.; Tsai, Shang-Min; Zhang, Xi; Truong, Ngoc; Fortney, Jonathan J.
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Protosolar D-to-H Abundance and One Part per Billion PH3 in the Coldest Brown Dwarf
errASTROPHYSICAL JOURNAL LETTERS
IF11.7
err2024-12-18
err0
errOAAI
errRowland, Melanie J.; Morley, Caroline V.; Miles, Brittany E.; Suarez, Genaro; Faherty, Jacqueline K.; Skemer, Andrew J.; Beiler, Samuel A.; Line, Michael R.; Bjoraker, Gordon L.; Fortney, Jonathan J.; Vos, Johanna M.; Merchan, Sherelyn Alejandro; Marley, Mark; Burningham, Ben; Freedman, Richard; Gharib-Nezhad, Ehsan; Batalha, Natasha; Lupu, Roxana; Visscher, Channon; Schneider, Adam C.; Geballe, T. R.; Carter, Aarynn; Allers, Katelyn; Mang, James; Apai, Daniel; Limbach, Mary Anne; Wilson, Mikayla J.
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A Comprehensive Analysis of Spitzer 4.5 μm Phase Curves of Hot Jupiters
errASTRONOMICAL JOURNAL
IF5.1
err2024-12-16
err1
errOAAI
errDang, Lisa; Bell, Taylor J.; Shu, Ying (Zoe); Cowan, Nicolas B.; Bean, Jacob L.; Deming, Drake; Kempton, Eliza M. -R.; Mansfield, Megan Weiner; Rauscher, Emily; Parmentier, Vivien; Rochon, Alexandra; Stevenson, Kevin B.; Swain, Mark; Kreidberg, Laura; Kataria, Tiffany; Desert, Jean-Michel; Zellem, Robert; Fortney, Jonathan J.; Lewis, Nikole K.; Line, Michael; Morley, Caroline; Showman, Adam
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First comparative exoplanetology within a transiting multi-planet system: Comparing the atmospheres of V1298 Tau b and c
errASTRONOMY & ASTROPHYSICS
IF5.8
err2024-12-13
err0
PREAI
errBarat, Saugata; Desert, Jean-Michel; Goyal, Jayesh M.; Vazan, Allona; Kawashima, Yui; Fortney, Jonathan J.; Bean, Jacob L.; Line, Michael R.; Panwar, Vatsal; Jacobs, Bob; Shivkumar, Hinna; Sikora, James; Baeyens, Robin; Oklopcic, Antonija; David, Trevor J.; Livingston, John H.
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Research Directions

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