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The current architecture of a given multi-planetary system is a key fingerprint of its past formation and dynamical evolution history. Long-term follow-up observations are key to complete their picture. In this paper we focus on the…
Earth and Planetary Astrophysics · Physics
2023-01-25
J. Lillo-Box , D. Gandolfi , D. J. Armstrong , K. A. Collins , L. D. Nielsen , R. Luque , J. Korth , S. G. Sousa , S. N. Quinn , L. Acuña , S. B. Howell , G. Morello , C. Hellier , S. Giacalone , S. Hoyer , K. Stassun , E. Palle , A. Aguichine , O. Mousis , V. Adibekyan , T. Azevedo Silva , D. Barrado , M. Deleuil , J. D. Eastman , F. Hawthorn , J. M. Irwin , J. M. Jenkins , D. W. Latham , A. Muresan , C. M. Persson , A. Santerne , N. C. Santos , A. B. Savel , H. P. Osborn , J. Teske , P. J. Wheatley , J. N. Winn , S. C. C. Barros , R. P. Butler , D. A. Caldwell , D. Charbonneau , R. Cloutier , J. D. Crane , O. D. S. Demangeon , R. F. Díaz , X. Dumusque , M. Esposito , B. Falk , H. Gill , S. Hojjatpanah , L. Kreidberg , I. Mireles , A. Osborn , G. R. Ricker , J. E. Rodriguez , R. P. Schwarz , S. Seager , J. Serrano Bell , S. A. Shectman , A. Shporer , M. Vezie , S. X. Wang , G. Zhou
We report the discovery and characterisation of a pair of sub-Neptunes transiting the bright K-dwarf TOI-1064 (TIC 79748331), initially detected in TESS photometry. To characterise the system, we performed and retrieved CHEOPS, TESS, and…
Earth and Planetary Astrophysics · Physics
2022-01-19
Thomas G. Wilson , Elisa Goffo , Yann Alibert , Davide Gandolfi , Andrea Bonfanti , Carina M. Persson , Andrew Collier Cameron , Malcolm Fridlund , Luca Fossati , Judith Korth , Willy Benz , Adrien Deline , Hans-Gustav Florén , Pascal Guterman , Vardan Adibekyan , Matthew J. Hooton , Sergio Hoyer , Adrien Leleu , Alexander James Mustill , Sébastien Salmon , Sérgio G. Sousa , Olga Suarez , Lyu Abe , Abdelkrim Agabi , Roi Alonso , Guillem Anglada , Joel Asquier , Tamas Bárczy , David Barrado y Navascues , Susana C. C. Barros , Wolfgang Baumjohann , Mathias Beck , Thomas Beck , Nicolas Billot , Xavier Bonfils , Alexis Brandeker , Christopher Broeg , Edward M. Bryant , Matthew R. Burleigh , Marco Buttu , Juan Cabrera , Sébastien Charnoz , David R. Ciardi , Ryan Cloutier , William D. Cochran , Karen A. Collins , Knicole D. Colón , Nicolas Crouzet , Szilard Csizmadia , Melvyn B. Davies , Magali Deleuil , Laetitia Delrez , Olivier Demangeon , Brice-Olivier Demory , Diana Dragomir , Georgina Dransfield , David Ehrenreich , Anders Erikson , Andrea Fortier , Tianjun Gan , Samuel Gill , Michaël Gillon , Crystal L. Gnilka , Nolan Grieves , Sascha Grziwa , Manuel Güdel , Tristan Guillot , Jonas Haldemann , Kevin Heng , Keith Horne , Steve B. Howell , Kate G. Isaak , Jon M. Jenkins , Eric L. N. Jensen , Laszlo Kiss , Gaia Lacedelli , Kristine Lam , Jacques Laskar , David W. Latham , Alain Lecavelier des Etangs , Monika Lendl , Kathryn V. Lester , Alan M. Levine , John Livingston , Christophe Lovis , Rafael Luque , Demetrio Magrin , Wenceslas Marie-Sainte , Pierre F. L. Maxted , Andrew W. Mayo , Brian McLean , Marko Mecina , Djamel Mékarnia , Valerio Nascimbeni , Louise D. Nielsen , Göran Olofsson , Hugh P. Osborn , Hannah L. M. Osborne , Roland Ottensamer , Isabella Pagano , Enric Pallé , Gisbert Peter , Giampaolo Piotto , Don Pollacco , Didier Queloz , Roberto Ragazzoni , Nicola Rando , Heike Rauer , Seth Redfield , Ignasi Ribas , George R. Ricker , Martin Rieder , Nuno C. Santos , Gaetano Scandariato , François-Xavier Schmider , Richard P. Schwarz , Nicholas J. Scott , Sara Seager , Damien Ségransan , Luisa Maria Serrano , Attila E. Simon , Alexis M. S. Smith , Manfred Steller , Chris Stockdale , Gyula Szabó , Nicolas Thomas , Eric B. Ting , Amaury H. M. J. Triaud , Stéphane Udry , Vincent Van Eylen , Valérie Van Grootel , Roland K. Vanderspek , Valentina Viotto , Nicholas Walton , Joshua N. Winn
We report the discovery of a close-in ($P_{\mathrm{orb}} = 3.349\:\mathrm{days}$) warm Neptune with clear transit timing variations (TTVs) orbiting the nearby ($d=47.3\:\mathrm{pc}$) active M4 star, TOI-2015. We characterize the planet's…
Earth and Planetary Astrophysics · Physics
2024-05-13
Sinclaire E. Jones , Gudmundur Stefansson , Kento Masuda , Jessica E. Libby-Roberts , Cristilyn N. Gardner , Rae Holcomb , Corey Beard , Paul Robertson , Caleb I. Cañas , Suvrath Mahadevan , Shubham Kanodia , Andrea S. J. Lin , Henry A. Kobulnicky , Brock A. Parker , Chad F. Bender , William D. Cochran , Scott A. Diddams , Rachel B. Fernandes , Arvind F. Gupta , Samuel Halverson , Suzanne L. Hawley , Fred R. Hearty , Leslie Hebb , Adam Kowalski , Jack Lubin , Andrew Monson , Joe P. Ninan , Lawrence Ramsey , Arpita Roy , Christian Schwab , Ryan C. Terrien , John Wisniewski
Large sub-Neptunes are uncommon around the coolest stars in the Galaxy and are rarer still around those that are metal-poor. However, owing to the large planet-to-star radius ratio, these planets are highly suitable for atmospheric study…
Earth and Planetary Astrophysics · Physics
2021-09-15
R. D. Wells , B. V. Rackham , N. Schanche , R. Petrucci , Y. Gomez Maqueo Chew , B. -O. Demory , A. J. Burgasser , R. Burn , F. J. Pozuelos , M. N. Gunther , L. Sabin , U. Schroffenegger , M. A. Gomez-Munoz , K. G. Stassun , V. Van Grootel , S. B. Howell , D. Sebastian , A. H. M. J. Triaud , D. Apai , I. Plauchu-Frayn , C. A. Guerrero , P. F. Guillen , A. Landa , G. Melgoza , F. Montalvo , H. Serrano , H. Riesgo , K. Barkaoui , A. Bixel , A. Burdanov , W. P. Chen , P. Chinchilla , K. A. Collins , T. Daylan , J. de Wit , L. Delrez , M. Devora-Pajares , J. Dietrich , G. Dransfield , E. Ducrot , M. Fausnaugh , E. Furlan , P. Gabor , T. Gan , L. Garcia , M. Ghachoui , S. Giacalone , A. B. Gibbs , M. Gillon , C. Gnilka , R. Gore , N. Guerrero , T. Henning , K. Hesse , E. Jehin , J. M. Jenkins , D. W. Latham , K. Lester , J. McCormac , C. A. Murray , P. Niraula , P. P. Pedersen , D. Queloz , G. Ricker , D. R. Rodriguez , A. Schroeder , R. P. Schwarz , N. Scott , S. Seager , C. A. Theissen , S. Thompson , M. Timmermans , J. D. Twicken , J. N. Winn
TOI-282 is a bright (V=9.38) F8 main-sequence star known to host three transiting long-period ($P_b$=22.9 d, $P_c$=56.0 d, and $P_d$=84.3 d) small ($R_p\approx$ 2-4 $R_{\oplus}$) planets. The orbital period ratio of the two outermost…
Earth and Planetary Astrophysics · Physics
2025-11-10
A. Barone , F. Rodler , D. Gandolfi , A. Bonfanti , P. Leonardi , L. Visca , M. Fridlund , M. Brogi , L. Fossati , P. E. Cubillos , W. D. Cochran , S. Csizmadia , J. Livingston , G. Nowak , E. Pallé , C. M. Persson , S. Redfield , H. Schmerling , A. M. S. Smith
Planets around young stars trace the early evolution of planetary systems. We report the discovery and validation of two planetary systems with ages $\lesssim 300$ Myr from observations by the Transiting Exoplanet Survey Satellite. TOI-251…
Earth and Planetary Astrophysics · Physics
2020-12-09
George Zhou , Samuel N. Quinn , Jonathan Irwin , Chelsea X. Huang , Karen A. Collins , Luke G. Bouma , Lamisha Khan , Anaka Landrigan , Andrew M. Vanderburg , Joseph E. Rodriguez , David W. Latham , Guillermo Torres , Stephanie T. Douglas , Allyson Bieryla , Gilbert A. Esquerdo , Perry Berlind , Michael L. Calkins , Lars A. Buchhave , David Charbonneau , Kevin I. Collins , John F. Kielkopf , Eric L. N. Jensen , Thiam-Guan Tan , Rhodes Hart , Brad Carter , Christopher Stockdale , Carl Ziegler , Nicholas Law , Andrew W. Mann , Steve B. Howell , Rachel A. Matson , Nicholas J. Scott , Elise Furlan , Russel J. White , Coel Hellier , David R. Anderson , Richard G. West , George Ricker , Roland Vanderspek , Sara Seager , Jon M. Jenkins , Joshua N. Winn , Ismael Mireles , Pamela Rowden , Daniel A. Yahalomi , Bill Wohler , Clara. E. Brasseur , Tansu Daylan , Knicole D. Coloń
We report the discovery of a super-Earth and a sub-Neptune transiting the star HD 15337 (TOI-402, TIC 120896927), a bright (V=9) K1 dwarf observed by the Transiting Exoplanet Survey Satellite (TESS) in Sectors 3 and 4. We combine the TESS…
Earth and Planetary Astrophysics · Physics
2019-05-08
Davide Gandolfi , Luca Fossati , John H. Livingston , Keivan G. Stassun , Sascha Grziwa , Oscar Barragán , Malcolm Fridlund , Daria Kubyshkina , Carina M. Persson , Fei Dai , Kristine W. F. Lam , Simon Albrecht , Natalie Batalha , Paul G. Beck , Anders Bo Justesen , Juan Cabrera , Scott Cartwright , William D. Cochran , Szilard Csizmadia , Misty D. Davies , Hans J. Deeg , Philipp Eigmüller , Michael Endl , Anders Erikson , Massimiliano Esposito , Rafael A. García , Robert Goeke , Lucía González-Cuesta , Eike W. Guenther , Artie P. Hatzes , Diego Hidalgo , Teruyuki Hirano , Maria Hjorth , Petr Kabath , Emil Knudstrup , Judith Korth , Jie Li , Rafael Luque , Savita Mathur , Pilar Montañes Rodríguez , Norio Narita , David Nespral , Prajwal Niraula , Grzegorz Nowak , Enric Palle , Martin Pätzold , Jorge Prieto-Arranz , Heike Rauer , Seth Redfield , Ignasi Ribas , Marek Skarka , Alexis M. S. Smith , Pamela Rowden , Guillermo Torres , Vincent Van Eylen , Michael L. Vezie
TOI-1266 is a benchmark system of two temperate ($<$ 450 K) sub-Neptune-sized planets orbiting a nearby M dwarf exhibiting a rare inverted architecture with a larger interior planet. In this study, we characterize transit timing variations…
Earth and Planetary Astrophysics · Physics
2025-05-08
Michael Greklek-McKeon , Shreyas Vissapragada , Heather A. Knutson , Akihiko Fukui , Morgan Saidel , Jonathan Gomez Barrientos , W. Garrett Levine , Aida Behmard , Konstantin Batygin , Yayaati Chachan , Gautam Vasisht , Renyu Hu , Ryan Cloutier , David Latham , Mercedes López-Morales , Andrew Vanderburg , Carolyn Heffner , Paul Nied , Jennifer Milburn , Isaac Wilson , Diana Roderick , Kathleen Koviak , Tom Barlow , John F. Stone , Rocio Kiman , Judith Korth , Jerome P. de Leon , Izuru Fukuda , Yuya Hayashi , Masahiro Ikoma , Kai Ikuta , Keisuke Isogai , Yugo Kawai , Kiyoe Kawauchi , Nobuhiko Kusakabe , John H. Livingston , Mayuko Mori , Norio Narita , Motohide Tamura , Noriharu Watanabe , Gareb Fernández-Rodríguez
Young planets with mass measurements are particularly valuable in studying atmospheric mass-loss processes, but these planets are rare and their masses difficult to measure due to stellar activity. We report the discovery of a planetary…
Earth and Planetary Astrophysics · Physics
2025-09-22
Anne Dattilo , Andrew M. Vanderburg , Madyson G. Barber , Andrew W. Mann , Ronan Kerr , Adam L. Kraus , Joseph R. Livesey , Cristilyn Watkins , Karen A. Collins , Juliana García-Mejía , Patrick Tamburo , Juliette Becker , Annelies Mortier , Thomas Wilson , Nicholas Scarsdale , Emily A. Gilbert , Alex S. Polanski , Steve B. Howell , Ian Crossfield , Allyson Bieryla , David R. Ciardi , Thomas Barclay , David Charbonneau , David W. Latham , Joseph M. Akana Murphy , Elisabeth Newton , Bob Massey , Richard P. Schwarz , Chris Stockdale , Francis P. Wilkin , Roberto Zambelli
We present the confirmation of a hot super-Neptune with an exterior Neptune companion orbiting a bright (V = 10.1 mag) F-dwarf identified by the $\textit{Transiting Exoplanet Survey Satellite}$ ($\textit{TESS}$). The two planets, observed…
Earth and Planetary Astrophysics · Physics
2023-10-16
Tyler R. Fairnington , Emma Nabbie , Chelsea X. Huang , George Zhou , Orion Foo , Sarah Millholland , Duncan Wright , Alexandre A. Belinski , Allyson Bieryla , David R. Ciardi , Karen A. Collins , Kevin I. Collins , Mark Everett , Steve B. Howell , Jack J. Lissauer , Michael B. Lund , Felipe Murgas , Enric Palle , Samuel N. Quinn , Howard M. Relles , Boris S. Safonov , Richard P. Schwarz , Nicholas J. Scott , Gregor Srdoc , George Ricker , Roland Vanderspek , Sara Seager , David W. Latham , Joshua W. Winn , Jon M. Jenkins , Luke G. Bouma , Avi Shporer , Eric B. Ting , Diana Dragomir , Michelle Kunimoto , Nora L. Eisner
Dynamical histories of planetary systems, as well as atmospheric evolution of highly irradiated planets, can be studied by characterizing the ultra-short-period planet population, which the TESS mission is particularly well suited to…
Earth and Planetary Astrophysics · Physics
2021-06-09
P. Bluhm , E. Palle , K. Molaverdikhani , J. Kemmer , A. P. Hatzes , D. Kossakowski , S. Stock , J. A. Caballero , J. Lillo-Box , V. J. S . Bejar , M. G. Soto , P. J. Amado , P. Brown , C. Cadieux , R. Cloutier , K. A. Collins , K. I. Collins , M. Cortes-Contreras , R. Doyon , S. Dreizler , N. Espinoza , A. Fukui , E. Gonzalez-Alvarez , Th. Henning , K. Horne , S. V. Jeffers , J. M. Jenkins , E. L. N. Jensen , A. Kaminski , J. F. Kielkopf , N. Kusakabe , M. Kuerster , D. Lafreniere , R. Luque , F. Murgas , D. Montes , J. C. Morales , N. Narita , V. M. Passegger , A. Quirrenbach , P. Schoefer , S. Reffert , A. Reiners , I. Ribas , G. R. Ricker , S. Seager , A. Schweitzer , R. P. Schwarz , M. Tamura , T. Trifonov , R. Vanderspek , J. Winn , M. Zechmeister , M. R. Zapatero Osorio
The NASA space telescope $TESS$ is currently in the extended mission of its all-sky search for new transiting planets. Of the thousands of candidates that TESS is expected to deliver, transiting planets orbiting nearby M dwarfs are…
Earth and Planetary Astrophysics · Physics
2022-09-28
K. Kawauchi , F. Murgas , E. Palle , N. Narita , A. Fukui , T. Hirano , H. Parviainen , H. T. Ishikawa , N. Watanabe , E. Esparaza-Borges , M. Kuzuhara , J. Orell-Miquel , V. Krishnamurthy , M. Mori , T. Kagetani , Y. Zou , K. Isogai , J. H. Livingston , S. B. Howell , N. Crouzet , J. P. de Leon , T. Kimura , T. Kodama , J. Korth , S. Kurita , A. Laza-Ramos , R. Luque , A. Madrigal-Aguado , K. Miyakawa , G. Morello , T. Nishiumi , G. E. F. Rodríguez , M. Sánchez-Benavente , M. Stangret , H. Teng , Y. Terada , C. L. Gnilka , N. Guerrero , H. Harakawa , K. Hodapp , Y. Hori , M. Ikoma , S. Jacobson , M. Konishi , T. Kotani , T. Kudo , T. Kurokowa , N. Kusakabe , J. Nishikawa , M. Omiya , T. Serizawa , M. Tamura , A. Ueda , S. Vievard
We report the detection of a hot Jupiter ($M_{p}=1.75_{-0.17}^{+0.14}\ M_{J}$, $R_{p}=1.38\pm0.04\ R_{J}$) orbiting a middle-aged star ($\log g=4.152^{+0.030}_{-0.043}$) in the Transiting Exoplanet Survey Satellite (TESS) southern…
Earth and Planetary Astrophysics · Physics
2019-05-31
Caleb I. Cañas , Gudmundur Stefansson , Andrew J. Monson , Johanna K. Teske , Chad F. Bender , Suvrath Mahadevan , Conny Aerts , Rachael L. Beaton , R. Paul Butler , Kevin R. Covey , Jeffrey D. Crane , Nathan De Lee , Matias R. Diaz , Scott W. Fleming , D. A. Garcia-Hernandez , Fred R. Hearty , Juna A. Kollmeier , Steven R. Majewski , Christian Nitschelm , Donald P. Schneider , Stephen A. Shectman , Keivan G. Stassun , Andrew Tkachenko , Sharon X. Wang , Songhu Wang , John C. Wilson
One of the main goals of the NASA's TESS (Transiting Exoplanet Survey Satellite) mission is the discovery of Earth-like planets around nearby M-dwarf stars. Here, we present the discovery and validation of three new short-period Earth-sized…
Earth and Planetary Astrophysics · Physics
2024-06-21
K. Barkaoui , R. P. Schwarz , N. Narita , P. Mistry , C. Magliano , T. Hirano , M. Maity , A. J. Burgasser , B. V. Rackham , F. Murgas , F. J. Pozuelos , K. G. Stassun , M. E. Everett , D. R. Ciardi , C. Lamman , E. K. Pass , A. Bieryla , C. Aganze , E. Esparza-Borges , K. A. Collins , G. Covone , J. de Leon , M. D'evora-Pajares , J. de Wit , Izuru Fukuda , A. Fukui , R. Gerasimov , M. Gillon , Y. Hayashi , S. B. Howell , M. Ikoma , K. Ikuta , J. M. Jenkins , P. R. Karpoor , Y. Kawai , T. Kimura , T. Kotani , D. W. Latham , M. Mori , E. Palle , H. Parviainen , Y. G. Patel , G. Ricker , H. M. Relles , A. Shporer , S. Seager , E. Softich , G. Srdoc , M. Tamura , C. A. Theissen , J. D. Twicken , R. Vanderspek , N. Watanabe , C. N. Watkins , J. N. Winn , B. Wohler
We present the discovery by the TESS mission of one transiting Neptune-sized planet, TOI-6223 b and two transiting super-Earths, TOI-1743 b and TOI-5799 b. We validate these planets using a statistical validation method, multi-color light…
Earth and Planetary Astrophysics · Physics
2025-10-22
S. Yalçınkaya , K. Barkaoui , Ö. Baştürk , M. Gillon , F. J. Pozuelos , M. Timmermans , B. V. Rackham , A. J. Burgasser , P. Mistry , A. Peláez-Torres , G. Morello , E. K. Pass , A. Bieryla , D. W. Latham , K. A. Collins , F. Akar , Z. Benkhaldoun , A. Burdanov , J. Brande , D. R. Ciardi , C. A. Clark , E. Ducrot , J. de Wit , B. O. Demory , E. M. Esmer , M. E. Everett , G. Fernández-Rodriguez , A. Fukui , M. Ghachoui , E. A. Gilbert , E. Girardin , Y. Gómez Maqueo Chew , K. Ikuta , K. Isogai , M. J. Hooton , M. Jafariyazani , E. Jehin , J. M. Jenkins , P. R. Karpoor , Y. Kawai , K. Kawauchi , A. Khandelwal , A. C. Kutluay , G. Lacedelli , M. Lendl , M. B. Lund , F. Murgas , N. Narita , E. Palle , P. P. Pedersen , I. Plauchu-Frayn , A. S. Polanski , D. Queloz , U. Schroffenegger , R. P. Schwarz , A. Shporer , E. Softich , S. Sohy , A. Soubkiou , G. Srdoc , I. A. Strakhov , A. H. M. J. Triaud , C. Ziegler , F. Zong Lang , S. Zúñiga-Fernández
TESS is revolutionising the search for planets orbiting bright and nearby stars. In sectors 3 and 4, TESS observed TOI-402 (TIC-120896927), a bright V=9.1 K1 dwarf also known as HD 15337, and found two transiting signals with period of 4.76…
Earth and Planetary Astrophysics · Physics
2019-07-10
X. Dumusque , O. Turner , C. Dorn , J. D. Eastman , R. Allart , V. Adibekyan , S. Sousa , N. C. Santos , C. Mordasini , V. Bourrier , F. Bouchy , A. Coffinet , M. D. Davies , R. F. Diaz , M. M. Fausnaugh , A. Glidden , N. Guerrero , C. E. Henze , J. M. Jenkins , D. W. Latham , C. Lovis , M. Mayor , F. Pepe , E. V. Quintana , G. R. Ricker , P. Rowden , D. Segransan , A. Suarez Mascareno , S. Seager , J . D. Twicken , S. Udry , R. K. Vanderspek , J. N. Winn
Long-period transiting planets provide the opportunity to better understand the formation and evolution of planetary systems. Their atmospheric properties remain largely unaltered by tidal or radiative effects of the host star, and their…
Earth and Planetary Astrophysics · Physics
2022-10-05
S. Ulmer-Moll , M. Lendl , S. Gill , S. Villanueva , M. J. Hobson , F. Bouchy , R. Brahm , D. Dragomir , N. Grieves , C. Mordasini , D. R. Anderson , J. S. Acton , D. Bayliss , A. Bieryla , M. R. Burleigh , S. L. Casewell , G. Chaverot , P. Eigmüller , D. Feliz , S. Gaudi , E. Gillen , M. R. Goad , A. F. Gupta , M. N. Günther , B. A. Henderson , T. Henning , J. S. Jenkins , M. Jones , A. Jordán , A. Kendall , D. W. Latham , I. Mireles , M. Moyano , J. Nadol , H. P. Osborn , J. Pepper , M. T. Pinto , A. Psaridi , D. Queloz , S. Quinn , F. Rojas , P. Sarkis , M. Schlecker , R. H. Tilbrook , P. Torres , T. Trifonov , S. Udry , J. I. Vines , R. West , P. Wheatley , X. Yao , Y. Zhao , G. Zhou
We present the discovery and characterization of two warm mini-Neptunes transiting the K3V star TOI-815 in a K-M binary system. Analysis of the spectra and rotation period reveal it to be a young star with an age of $200^{+400}_{-200}$Myr.…
Earth and Planetary Astrophysics · Physics
2024-01-31
Angelica Psaridi , Hugh Osborn , François Bouchy , Monika Lendl , Léna Parc , Nicolas Billot , Christopher Broeg , Sérgio G. Sousa , Vardan Adibekyan , Omar Attia , Andrea Bonfanti , Hritam Chakraborty , Karen A. Collins , Jeanne Davoult , Elisa Delgado-Mena , Nolan Grieves , Tristan Guillot , Alexis Heitzmann , Ravit Helled , Coel Hellier , Jon M. Jenkins , Henrik Knierim , Andreas Krenn , JackJ. Lissauer , Rafael Luque , David Rapetti , Nuno C. Santos , Olga Suárez , Julia Venturini , Francis P. Wilkin , Thomas G. Wilson , Joshua N. Winn , Carl Ziegler , Tiziano Zingales , Yann Alibert , Alexis Brandeker , Jo Ann Egger , Davide Gandolfi , Matthew J. Hooton , Amy Tuson , Solène Ulmer-Moll , Lyu Abe , Romain Allart , Roi Alonso , David R. Anderson , Guillem Anglada , Tamas Bárczy , David Barrado , Susana C. C. Barros , Wolfgang Baumjohann , Mathias Beck , Thomas Beck , Willy Benz , Xavier Bonfils , Luca Borsato , Vincent Bourrier , David R. Ciardi , Andrew Collier Cameron , Sébastien Charnoz , Marion Cointepas , Szilárd Csizmadia , Patricio Cubillos , Gaspare Lo Curto , Melvyn B. Davies , Tansu Daylan , Magali Deleuil , Adrien Deline , Laetitia Delrez , Olivier D. S. Demangeon , Brice-Olivier Demory , Caroline Dorn , Xavier Dumusque , David Ehrenreich , Anders Erikson , Alain Lecavelier des Etangs , Elena Diana de Miguel Ferreras , Andrea Fortier , Luca Fossati , Yolanda G. C. Frensch , Malcolm Fridlund , Michaël Gillon , Manuel Güdel , Maximilian N. Günther , Janis Hagelberg , Christiane Helling , Sergio Hoyer , Kate G. Isaak , Laszlo L. Kiss , Kristine Lam , Jacques Laskar , Baptiste Lavie , Christophe Lovis , Demetrio Magrin , Luca Marafatto , Pierre Maxted , Scott McDermott , Djamel Mékarnia , Christoph Mordasini , Felipe Murgas , Valerio Nascimbeni , Louise D. Nielsen , Göran Olofsson , Roland Ottensamer , Isabella Pagano , Enric Pallé , Gisbert Peter , Giampaolo Piotto , Don Pollacco , Didier Queloz , Roberto Ragazzoni , Devin Ramos , Nicola Rando , Heike Rauer , Christian Reimers , Ignasi Ribas , Sara Seager , Damien Ségransan , Gaetano Scandariato , Attila Simon , Alexis M. S. Smith , Manu Stalport , Manfred Steller , Gyula Szabó , Nicolas Thomas , Tyler A. Pritchard , Stéphane Udry , Carlos Corral Van Damme , Valérie Van Grootel , Eva Villaver , Ingo Walter , Nicholas Walton , Cristilyn N. Watkins , Richard G. West
We present the discovery of TOI-1420b, an exceptionally low-density ($\rho = 0.08\pm0.02$ g cm$^{-3}$) transiting planet in a $P = 6.96$ day orbit around a late G dwarf star. Using transit observations from TESS, LCOGT, OPM, Whitin,…
Earth and Planetary Astrophysics · Physics
2023-09-19
Stephanie Yoshida , Shreyas Vissapragada , David W. Latham , Allyson Bieryla , Daniel P. Thorngren , Jason D. Eastman , Mercedes López-Morales , Khalid Barkaoui , Charles Beichmam , Perry Berlind , Lars A. Buchave , Michael L. Calkins , David R. Ciardi , Karen A. Collins , Rosario Cosentino , Ian J. M. Crossfield , Fei Dai , Victoria DiTomasso , Nicholas Dowling , Gilbert A. Esquerdo , Raquel Forés-Toribio , Adriano Ghedina , Maria V. Goliguzova , Eli Golub , Erica J. Gonzales , Ferran Grau Horta , Jesus Higuera , Nora Hoch , Keith Horne , Steve B. Howell , Jon M. Jenkins , Jessica Klusmeyer , Didier Laloum , Jack J. Lissauer , Sarah E. Logsdon , Luca Malavolta , Rachel A. Matson , Elisabeth C. Matthews , Kim K. McLeod , Jennifer V. Medina , Jose A. Muñoz , Hugh P. Osborn , Boris Safonov , Joshua Schlieder , Michael Schmidt , Heidi Schweiker , Sara Seager , Alessandro Sozzetti , Gregor Srdoc , Guđmundur Stefánsson , Ivan A. Strakhov , Stephanie Striegel , Joel Villaseñor , Joshua N. Winn
We present the characterization of two planetary systems orbiting the M dwarfs TOI-4336 A (M3.5V) and TOI-4342 (M0V), each hosting two transiting planets previously validated with TESS and ground-based observations. We refined the…
Earth and Planetary Astrophysics · Physics
2026-04-01
Léna Parc , Charles Cadieux , Nolan Grieves , François Bouchy , Alexandrine L'Heureux , Caroline Dorn , Marie-Luise Steinmeyer , Elisa Delgado-Mena , René Doyon , Yolanda G. C. Frensch , Romain Allart , Etienne Artigau , Nicola Astudillo-Defru , Xavier Bonfils , Yann Carteret , Ryan Cloutier , Marion Cointepas , Karen A. Collins , Jose Renan De Medeiros , Xavier Delfosse , Xavier Dumusque , Tianjun Gan , Jonay I. González Hernández , Ravit Helled , Monika Lendl , Lucile Mignon , Angelica Psaridi , Nuno C. Santos , Richard P. Schwarz , Julia Venturini