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Related papers: Two temperate super-Earths transiting a nearby lat…

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We report the detection of a transiting Earth-size planet around GJ 357, a nearby M2.5V star, using data from the Transiting Exoplanet Survey Satellite (TESS). GJ 357 b (TOI-562.01) is a transiting, hot, Earth-sized planet (Teq=525+-11 K)…

We report the discovery of TrES-4, a hot Jupiter that transits the star GSC 02620-00648 every 3.55 days. From high-resolution spectroscopy of the star we estimate a stellar effective temperature of Teff = 6100 +/- 150 K, and from…

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…

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 a pair of transiting giant planets, TOI-216b and c, using four sectors of TESS photometry. TOI-216 is a $0.87 M_{\odot}$ dwarf orbited by two transiters with radii of $8.2 R_{\oplus}$ and $11.3 R_{\oplus}$, and…

Earth and Planetary Astrophysics · Physics 2019-07-17 David Kipping , David Nesvorný , Joel Hartman , Guillermo Torres , Gaspar Bakos , Tiffany Jansen , Alex Teachey

The recently discovered super-Earth LP 890-9 c is an intriguing target for atmospheric studies as it transits a nearby, low-activity late-type M-dwarf star at the inner edge of the Habitable Zone. Its position at the runaway greenhouse…

Recent discoveries of Earth-sized planets transiting nearby M dwarfs have made it possible to characterize the atmospheres of terrestrial planets via follow-up spectroscopic observations. However, the number of such planets receiving low…

Earth and Planetary Astrophysics · Physics 2024-05-24 M. Kuzuhara , A. Fukui , J. H. Livingston , J. A. Caballero , J. P. de Leon , T. Hirano , Y. Kasagi , F. Murgas , N. Narita , M. Omiya , Jaume Orell-Miquel , E. Palle , Q. Changeat , E. Esparza-Borges , H. Harakawa , C. Hellier , Yasunori Hori , Kai Ikuta , H. T. Ishikawa , T. Kodama , T. Kotani , T. Kudo , J. C. Morales , M. Mori , E. Nagel , H. Parviainen , V. Perdelwitz , A. Reiners , I. Ribas , J. Sanz-Forcada , B. Sato , A. Schweitzer , H. M. Tabernero , T. Takarada , T. Uyama , N. Watanabe , M. Zechmeister , N. Abreu García , W. Aoki , C. Beichman , V. J. S. Béjar , T. D. Brandt , Y. Calatayud-Borras , I. Carleo , D. Charbonneau , K. A. Collins , T. Currie , J. P. Doty , S. Dreizler , G. Fernández-Rodríguez , I. Fukuda , D. Galán , S. Geraldía-González , J. González-Garcia , Y. Hayashi , C. Hedges , T. Henning , K. Hodapp , M. Ikoma , K. Isogai , S. Jacobson , M. Janson , J. M. Jenkins , T. Kagetani , E. Kambe , Y. Kawai , K. Kawauchi , E. Kokubo , M. Konishi , J. Korth , V. Krishnamurthy , T. Kurokawa , N. Kusakabe , J. Kwon , A. Laza-Ramos , F. Libotte , R. Luque , A. Madrigal-Aguado , Y. Matsumoto , D. Mawet , M. W. McElwain , P. P. Meni Gallardo , G. Morello , S. Mu~noz Torres , J. Nishikawa , S. K. Nugroho , M. Ogihara , A. Pel'aez-Torres , D. Rapetti , M. S'anchez-Benavente , M. Schlecker , S. Seager , E. Serabyn , T. Serizawa , M. Stangret , A. Takahashi , H. Teng , M. Tamura , Y. Terada , A. Ueda , T. Usuda , R. Vanderspek , S. Vievard , D. Watanabe , J. N. Winn , M. R. Zapatero Osorio

Albeit at a lower frequency than around hotter stars, short-period gas giants around low-mass stars ($T_\mathrm{eff} < 4965$ K) do exist, despite predictions from planetary population synthesis models that such systems should be exceedingly…

Gas giant planets orbiting low-mass stars are uncommon outcomes of planet formation. Increasing the sample of well-characterised giants around early M dwarfs will enable population-level studies of their properties, offering valuable…

Context: We report the discovery of TOI-519 b (TIC 218795833), a transiting substellar object (R = 1.07 RJup) orbiting a faint M dwarf (V = 17.35) on a 1.26 d orbit. Brown dwarfs and massive planets orbiting M dwarfs on short-period orbits…

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…