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TOI-4616 b: a benchmark Earth-sized planet transiting a nearby M4 dwarf

Rocky exoplanets are particularly abundant around M-type stars. Their small radii and low luminosities provide favourable conditions for detecting transiting terrestrial planets and probing their atmospheric properties. We report the…

地球与行星天体物理 · 物理学 2026-03-12 F. Zong Lang , B. O. Demory , Y. Gomez Maqueo Chew , Y. Schmid , M. Timmermans , F. J. Pozuelos , M. Gillon , Artem Y. Burdanov , Benjamin V. Rackham , Didier Queloz , Keivan G. Stassun , Khalid Barkaoui , Amaury Triaud , Julien de Wit , S. Zuniga-Fernandez , A. J. Burgasser , Elsa Ducrot , Madison G. Scott , D. Sebastian , A. Soubkiou , M. Lendl , I. Plauchu-Frayn , U. Schroffenegger , Erik Meier V. , P. Pedersen , A. Khandelwal , Roman Gerasimov , C. Aganze , Chih-Chun Hsu , J. M. Jenkins , Aishwarya R. Iyer , C. Watkins , C. A. Theissen , K. A. Collins , H. P. Osborn , A. Shporer , Claudia Jano Munoz , Toshi Suganuma , Norio Narita , Akihiko Fukui , F. Murgas , J. de Leon , Enric Palle , Yasmin Davis , D. Kitzmann , M. Pichardo Marcano , M. J. Hooton

Three short-period Earth-sized planets around M dwarfs discovered by TESS: TOI-5720b, TOI-6008b and TOI-6086b

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…

地球与行星天体物理 · 物理学 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

TOI 4201 b and TOI 5344 b: Discovery of Two Transiting Giant Planets Around M Dwarf Stars and Revised Parameters for Three Others

We present the discovery from the TESS mission of two giant planets transiting M dwarf stars: TOI 4201 b and TOI 5344 b. We also provide precise radial velocity measurements and updated system parameters for three other M dwarfs with…

地球与行星天体物理 · 物理学 2023-07-17 J. D. Hartman , G. Á. Bakos , Z. Csubry , A. W. Howard , H. Isaacson , S. Giacalone , A. Chontos , N. Narita , A. Fukui , J. P. de Leon , N. Watanabe , M. Mori , T. Kagetani , I. Fukuda , Y. Kawai , M. Ikoma , E. Palle , F. Murgas , E. Esparza-Borges , H. Parviainen , L. G. Bouma , M. Cointepas , X. Bonfils , J. M. Almenara , Karen A. Collins , Kevin I. Collins , Howard M. Relles , Khalid Barkaoui , Richard P. Schwarz , Ghachoui Mourad , Mathilde Timmermans , Georgina Dransfield , Artem Burdanov , Julien de Wit , Emmanuël Jehin , Amaury H. M. J. Triaud , Michaël Gillon , Zouhair Benkhaldoun , Keith Horne , Ramotholo Sefako , A. Jordán , R. Brahm , V. Suc , Steve B. Howell , E. Furlan , J. E. Schlieder , D. Ciardi , T. Barclay , E. J. Gonzales , I. Crossfield , C. D. Dressing , M. Goliguzova , A. Tatarnikov , George R. Ricker , Roland Vanderspek , David W. Latham , S. Seager , Joshua N. Winn , Jon M. Jenkins , Stephanie Striegel , Avi Shporer , Andrew Vanderburg , Alan M. Levine , Veselin B. Kostov , David Watanabe

A super-Earth and sub-Neptune transiting the late-type M dwarf LP 791-18

Planets occur most frequently around cool dwarfs, but only a handful of specific examples are known to orbit the latest-type M stars. Using TESS photometry, we report the discovery of two planets transiting the low-mass star called LP…

地球与行星天体物理 · 物理学 2019-10-02 Ian J. M. Crossfield , William Waalkes , Elisabeth R. Newton , Norio Narita , Philip Muirhead , Kristo Ment , Elisabeth Matthews , Adam Kraus , Veselin Kostov , Molly R. Kosiarek , Stephen R. Kane , Howard Isaacson , Sam Halverson , Erica Gonzales , Mark Everett , Diana Dragomir , Karen A. Collins , Ashley Chontos , David Berardo , Jennifer G. Winters , Joshua N. Winn , Nicholas J. Scott , Barbara Rojas-Ayala , Aaron C. Rizzuto , Erik A. Petigura , Merrin Peterson , Teo Mocnik , Thomas Mikal-Evans , Nicholas Mehrle , Rachel Matson , Masayuki Kuzuhara , Jonathan Irwin , Daniel Huber , Chelsea Huang , Steve Howell , Andrew W. Howard , Teruyuki Hirano , Benjamin J. Fulton , Trent Dupuy , Courtney D. Dressing , Paul A. Dalba , David Charbonneau , Jennifer Burt , Zachory Berta-Thompson , Björn Benneke , Noriharu Watanabe , Joseph D. Twicken , Motohide Tamura , Joshua Schlieder , S. Seager , Mark E. Rose , George Ricker , Elisa Quintana , Sébastien Lépine , David W. Latham , Takayuki Kotani , Jon M. Jenkins , Yasunori Hori , Knicole Colon , Douglas A. Caldwell

Characterization of two new transiting sub-Neptunes and a terrestrial planet around M-dwarf hosts

We report the confirmation of three transiting exoplanets orbiting TOI-1243 (LSPM~J0902+7138), TOI-4529 (G~2--21), and TOI-5388 (Wolf~346) that were initially detected by TESS through ground-based photometry and radial velocity follow-up…

地球与行星天体物理 · 物理学 2026-01-13 E. Poultourtzidis , G. Lacedelli , E. Pallé , I. Carleo , C. Magliano , S. Geraldía-González , J. A. Caballero , G. Morello , J. Orell-Miquel , H. M. Tabernero , F. Murgas , G. Covone , F. J. Pozuelos , P. J. Amado , V. J. S. Béjar , S. Chairetas , C. Cifuentes , D. R. Ciardi , K. A. Collins , I. J. M. Crossfield , E. Esparza-Borges , G. Fernández-Rodríguez , A. Fukui , Y. Hayashi , A. P. Hatzes , Th. Henning , E. Herrero , K. Horne , S. B. Howell , K. Isogai , J. M. Jenkins , Y. Kawai , F. Libotte , E. Matthews , P. Meni-Gallardo , I. Mireles , J. C. Morales , N. Narita , B. B. Ogunwale , H. Parviainen , A. Quirrenbach , A. Reiners , I. Ribas , R. Sefako , A. Shporer , R. P. Schwarz , G. Srdoc , L. Tal-Or , S. Vanaverbeke , N. Watanabe , C. N. Watkins , F. Zong Lang

A super-Earth and two sub-Neptunes transiting the nearby and quiet M dwarf TOI-270

We report the Transiting Exoplanet Survey Satellite discovery of three small planets transiting one of the nearest and brightest M dwarf hosts to date, TOI-270 (TIC 259377017; K-mag 8.3; 22.5 parsec). The M3V-type star is transited by the…

地球与行星天体物理 · 物理学 2020-05-21 Maximilian N. Günther , Francisco J. Pozuelos , Jason A. Dittmann , Diana Dragomir , Stephen R. Kane , Tansu Daylan , Adina D. Feinstein , Chelsea Huang , Timothy D. Morton , Andrea Bonfanti , L. G. Bouma , Jennifer Burt , Karen A. Collins , Jack J. Lissauer , Elisabeth Matthews , Benjamin T. Montet , Andrew Vanderburg , Songhu Wang , Jennifer G. Winters , George R. Ricker , Roland K. Vanderspek , David W. Latham , Sara Seager , Joshua N. Winn , Jon M. Jenkins , James D. Armstrong , Khalid Barakoui , Natalie Batalha , Jacob L. Bean , Douglas A. Caldwell , David R. Ciardi , Kevin I. Collins , Ian Crossfield , Michael Fausnaugh , Gabor Furesz , Tianjun Gan , Michaël Gillon , Natalia Guerrero , Keith Horne , Steve B. Howell , Michael Ireland , Giovanni Isopi , Emmanuël Jehin , John F. Kielkopf , Sebastien Lepine , Franco Mallia , Rachel A. Matson , Gordon Myers , Enric Palle , Samuel N. Quinn , Howard M. Relles , Bárbara Rojas-Ayala , Joshua Schlieder , Ramotholo Sefako , Avi Shporer , Juan C. Suárez , Thiam-Guan Tan , Eric B. Ting , Joseph D. Twicken , Ian A. Waite

TOI-519 b: a short-period substellar object around an M dwarf validated using multicolour photometry and phase curve analysis

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…

地球与行星天体物理 · 物理学 2021-01-04 H. Parviainen , E. Palle , M. R. Zapatero-Osorio , G. Nowak , A. Fukui , F. Murgas , N. Narita , K. G. Stassun , J. H. Livingston , K. A. Collins , D. Hidalgo Soto , V. J. S. Béjar , J. Korth , M. Monelli , P. Montanes Rodriguez , N. Casasayas-Barris , G. Chen , N. Crouzet , J. P. de Leon , A. Hernandez , K. Kawauchi , P. Klagyivik , N. Kusakabe , R. Luque , M. Mori , T. Nishiumi , J. Prieto-Arranz , M. Tamura , N. Watanabe , T. Gan , K. I. Collins , E. L. N. Jensen , T. Barclay , J. P. Doty , J. M. Jenkins , D. W. Latham , M. Paegert , G. Ricker , D. R. Rodriguez , S. Seager , A. Shporer , R. Vanderspek , J. Villaseñor , J. N. Winn , B. Wohler , I. Wong

TOI-530b: A giant planet transiting an M dwarf detected by TESS

We report the discovery of TOI-530b, a transiting giant planet around an M0.5V dwarf, delivered by the Transiting Exoplanet Survey Satellite (TESS). The host star is located at a distance of $147.7\pm0.6$ pc with a radius of…

地球与行星天体物理 · 物理学 2021-12-21 Tianjun Gan , Zitao Lin , Sharon Xuesong Wang , Shude Mao , Pascal Fouqué , Keivan G. Stassun , Steven Giacalone , Akihiko Fukui , Felipe Murgas , David R. Ciardi , Steve B. Howell , Karen A. Collins , Avi Shporer , Luc Arnold , Thomas Barclay , David Charbonneau , Jessie Christiansen , Ian J. M. Crossfield , Courtney D. Dressing , Ashley Elliott , Emma Esparza-Borges , Phil Evans , Crystal L. Gnilka , Erica J. Gonzales , Andrew W. Howard , Keisuke Isogai , Kiyoe Kawauchi , Seiya Kurita , Beibei Liu , John H. Livingston , Rachel A. Matson , Norio Narita , Enric Palle , Hannu Parviainen , Benjamin V. Rackham , David R. Rodriguez , Mark Rose , Alexander Rudat , Joshua E. Schlieder , Nicholas J. Scott , Michael Vezie , George R. Ricker , Roland Vanderspek , David W. Latham , Sara Seager , Joshua N. Winn , Jon M. Jenkins

Two Warm Super-Earths Transiting the Nearby M Dwarf TOI-2095

We report the detection and validation of two planets orbiting TOI-2095 (TIC 235678745). The host star is a 3700K M1V dwarf with a high proper motion. The star lies at a distance of 42 pc in a sparsely populated portion of the sky and is…

地球与行星天体物理 · 物理学 2023-04-20 Elisa V. Quintana , Emily A. Gilbert , Thomas Barclay , Michele L. Silverstein , Joshua E. Schlieder , Ryan Cloutier , Samuel N. Quinn , Joseph E. Rodriguez , Andrew Vanderburg , Benjamin J. Hord , Dana R. Louie , Colby Ostberg , Stephen R. Kane , Kelsey Hoffman , Jason F. Rowe , Giada N. Arney , Prabal Saxena , Taran Richardson , Matthew S. Clement , Nicholas M. Kartvedt , Fred C. Adams , Marcus Alfred , Travis Berger , Allyson Bieryla , Paul Bonney , Patricia Boyd , Charles Cadieux , Douglas Caldwell , David R. Ciardi , David Charbonneau , Karen A. Collins , Knicole D. Colon , Dennis M. Conti , Mario Di Sora , Shawn Domagal-Goldman , Jessie Dotson , Thomas Fauchez , Maximilian N. Günther , Christina Hedges , Giovanni Isopi , Erika Kohler , Ravi Kopparapu , Veselin B. Kostov , Jeffrey A. Larsen , Eric Lopez , Franco Mallia , Avi Mandell , Susan E. Mullally , Rishi R. Paudel , Brian P. Powell , George R. Ricker , Boris S. Safonov , Richard P. Schwarz , Ramotholo Sefako , Keivan G. Stassun , Robert Wilson , Joshua N. Winn , Roland K. Vanderspek

A super-Earth and a mini-Neptune near the 2:1 MMR straddling the radius valley around the nearby mid-M dwarf TOI-2096

Several planetary formation models have been proposed to explain the observed abundance and variety of compositions of super-Earths and mini-Neptunes. In this context, multitransiting systems orbiting low-mass stars whose planets are close…

地球与行星天体物理 · 物理学 2023-04-05 F. J. Pozuelos , M. Timmermans , B. V. Rackham , L. J. Garcia , A. J. Burgasser , S. R. Kane , M. N. Günther , K. G. Stassun , V. Van Grootel , M. Dévora-Pajares , R. Luque , B. Edwards , P. Niraula , N. Schanche , R. D. Wells , E. Ducrot , S. Howell , D. Sebastian , K. Barkaoui , W. Waalkes , C. Cadieux , R. Doyon , R. P. Boyle , J. Dietrich , A. Burdanov , L. Delrez , B. -O. Demory , J. de Wit , G. Dransfield , M. Gillon , Y. Gómez Maqueo Chew , M. J. Hooton , E. Jehin , C. A. Murray , P. P. Pedersen , D. Queloz , S. J. Thompson , A. H. M. J. Triaud , S. Zúñiga-Fernández , K. A. Collins , M. M. Fausnaugh , C. Hedges , K. M. Hesse , J. M. Jenkins , M. Kunimoto , D. W. Latham , A. Shporer , E. B. Ting , G. Torres , P. Amado , J. R. Rodón , C. Rodríguez-López , J. C. Suárez , R. Alonso , Z. Benkhaldoun , Z. K. Berta-Thompson , P. Chinchilla , M. Ghachoui , M. A. Gómez-Muñoz , R. Rebolo , L. Sabin , U. Schroffenegger , E. Furlan , C. Gnilka , K. Lester , N. Scott , C. Aganze , R. Gerasimov , C. Hsu , C. Theissen , D. Apai , W. P. Chen , P. Gabor , T. Henning , L. Mancini

A multi-planetary system orbiting the early-M dwarf TOI-1238

Two transiting planet candidates with super-Earth radii around the nearby K7--M0 dwarf star TOI-1238 were announced by TESS. We aim to validate their planetary nature using precise radial velocities (RV) taken with the CARMENES…

地球与行星天体物理 · 物理学 2022-03-14 E. González-Álvarez , M. R. Zapatero Osorio , J. Sanz-Forcada , J. A. Caballero , S. Reffert , V. J. S. Béjar , A. P. Hatzes , E. Herrero , S. V. Jeffers , J. Kemmer , M. J. López-González , R. Luque , K. Molaverdikhani , G. Morello , E. Nagel , A. Quirrenbach , E. Rodríguez , C. Rodríguez-López , M. Schlecker , A. Schweitzer , S. Stock , V. M. Passegger , T. Trifonov , P. J. Amado , D. Baker , P. T. Boyd , C. Cadieux , D. Charbonneau , K. A. Collins , R. Doyon , S. Dreizler , N. Espinoza , G. Furész , E. Furlan , K. Hesse , S. B. Howell , J. M. Jenkins , R. C. Kidwell , D. W. Latham , K. K. McLeod , D. Montes , J. C. Morales , T. O'Dwyer , E. Pallé , S. Pedraz , A. Reiners , I. Ribas , S. N. Quinn , C. Schnaible , S. Seager , B. Skinner , J. C. Smith , R. P. Schwarz , A. Shporer , R. Vanderspek , J. N. Winn

Searching for GEMS: Three warm Saturns and a super-Jupiter orbiting four early M-dwarfs

We report the confirmation and characterization of four transiting giant planets orbiting early-M dwarfs discovered by the Searching for Giant Exoplanets around M-dwarf Stars (GEMS) survey: TOI-7189 b, TOI-7265B b, TOI-7393 b, and TOI-7394B…

地球与行星天体物理 · 物理学 2026-05-01 Pranav H. Premnath , Paul Robertson , Shubham Kanodia , Caleb I. Cañas , Arvind F. Gupta , Michael Rodruck , Te Han , Henry A. Kobulnicky , Andrea S. J. Lin , Andrew Monson , Libby Allely , Cooper Bailey , Alexina Birkholz , Zack Beagle , Philip Choi , Nez Evans , Mark E. Everett , Anna Fong , S. Nick Justice , Ian Karfs , Sage Santomenna , Elsa Van Dyke , Arissa Williams , Chad F. Bender , William D. Cochran , Scott A. Diddams , Rachel B. Fernandes , Mark R. Giovinazzi , Samuel Halverson , Daniel M. Krolikowski , Suvrath Mahadevan , Michael W. McElwain , Joe P. Ninan , Arpita Roy , Gudmundur Stefansson , Jason T. Wright

TOI-1749: an M dwarf with a Trio of Planets including a Near-Resonant Pair

We report the discovery of one super-Earth- (TOI-1749b) and two sub-Neptune-sized planets (TOI-1749c and TOI-1749d) transiting an early M dwarf at a distance of 100~pc, which were first identified as planetary candidates using data from the…

地球与行星天体物理 · 物理学 2021-09-29 A. Fukui , J. Korth , J. H. Livingston , J. D. Twicken , M. R. Zapatero Osorio , J. M. Jenkins , M. Mori , F. Murgas , M. Ogihara , N. Narita , E. Pallé , K. G. Stassun , G. Nowak , D. R. Ciardi , L. Alvarez-Hernandez , V. J. S. Béjar , N. Casasayas-Barris , N. Crouzet , J. P. de Leon , E. Esparza-Borges , D. Hidalgo Soto , K. Isogai , K. Kawauchi , P. Klagyivik , T. Kodama , S. Kurita , N. Kusakabe , R. Luque , A. Madrigal-Aguado , P. Montanes Rodriguez , G. Morello , T. Nishiumi , J. Orell-Miquel , M. Oshagh , H. Parviainen , M. Sánchez-Benavente , M. Stangret , N. Watanabe , G. Chen , M. Tamura , P. Bosch-Cabot , M. Bowen , K. Eastridge , L. Freour , E. Gonzales , P. Guerra , Y. Jundiyeh , T. K. Kim , L. V. Kroer , A. M. Levine , E. H. Morgan , M. Reefe , R. Tronsgaard , C. K. Wedderkopp , J. Wittrock , K. A. Collins , K. Hesse , D. W. Latham , G. R. Ricker , S. Seager , R. Vanderspek , J. Winn , E. Bachelet , M. Bowman , C. McCully , M. Daily , D. Harbeck , N. H. Volgenau

The mass of TOI-654 b: A short-period sub-Neptune transiting a mid-M dwarf

Sub-Neptunes are small planets between the size of the Earth and Neptune. The orbital and bulk properties of transiting sub-Neptunes can provide clues for their formation and evolution of small planets. In this paper, we report on follow-up…

地球与行星天体物理 · 物理学 2025-07-23 Kai Ikuta , Norio Narita , Takuya Takarada , Teruyuki Hirano , Akihiko Fukui , Hiroyuki Tako Ishikawa , Yasunori Hori , Tadahiro Kimura , Takanori Kodama , Masahiro Ikoma , Jerome P. de Leon , Kiyoe Kawauchi , Masayuki Kuzuhara , Gaia Lacedelli , John H. Livingston , Mayuko Mori , Felipe Murgas , Enric Palle , Hannu Parviainen , Noriharu Watanabe , Izuru Fukuda , Hiroki Harakawa , Yuya Hayashi , Klaus Hodapp , Keisuke Isogai , Taiki Kagetani , Yugo Kawai , Vigneshwaran Krishnamurthy , Tomoyuki Kudo , Takashi Kurokawa , Nobuhiko Kusakabe , Jun Nishikawa , Stevanus K. Nugroho , Masashi Omiya , Takuma Serizawa , Aoi Takahashi , Huan-Yu Teng , Yuka Terada , Akitoshi Ueda , Sébastien Vievard , Yujie Zou , Takayuki Kotani , Motohide Tamura

TOI-1743 b, TOI-5799 b, TOI-5799 c and TOI-6223 b: TESS discovery and validation of four super-Earth to Neptune-sized planets around M dwarfs

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…

地球与行星天体物理 · 物理学 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

Densities of small planets around the M dwarfs TOI-4336 A and TOI-4342 with ESPRESSO: Three sub-Neptunes, one super-Earth, and a Neptune-mass candidate

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…

地球与行星天体物理 · 物理学 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

TOI-3785 b: A Low-Density Neptune Orbiting an M2-Dwarf Star

Using both ground-based transit photometry and high-precision radial velocity (RV) spectroscopy, we confirm the planetary nature of TOI-3785 b. This transiting Neptune orbits an M2-Dwarf star with a period of ~4.67 days, a planetary radius…

地球与行星天体物理 · 物理学 2023-07-14 Luke C. Powers , Jessica Libby-Roberts , Andrea S. J. Lin , Caleb I. Cañas , Shubham Kanodia , Suvrath Mahadevan , Joe P. Ninan , Guðmundur Stefánsson , Arvind F. Gupta , Sinclaire Jones , Henry A. Kobulnicky , Andrew Monson , Brock A. Parker , Tera N. Swaby , Chad F. Bender , William D. Cochran , Leslie Hebb , Andrew J. Metcalf , Paul Robertson , Christian Schwab , John Wisniewski , Jason T. Wright

Precise mass and radius of a transiting super-Earth planet orbiting the M dwarf TOI-1235: a planet in the radius gap?

We report the confirmation of a transiting planet around the bright, inactive M0.5 V star TOI-1235 (TYC 4384-1735-1, V = 11.5 mag), whose transit signal was detected in the photometric time series of Sectors 14, 20, and 21 of the TESS space…

地球与行星天体物理 · 物理学 2020-07-22 P. Bluhm , R. Luque , N. Espinoza , E. Palle , J. A. Caballero , S. Dreizler , J. H. Livingston , S. Mathur , A. Quirrenbach , S. Stock , V. Van Eylen , G. Nowak , E. Lopez , Sz. Csizmadia , M. R. Zapatero Osorio , P. Schoefer , J. Lillo-Box , M. Oshagh , P. J. Amado , D. Barrado , V. J. S. Bejar , B. Cale , P. Chaturvedi , C. Cifuentes , W. D. Cochran , K. A. Collins , K. I. Collins , M. Cortes-Contreras , E. Diez Alonso , M. El Mufti , A. Ercolino , M. Fridlund , E. Gaidos , R. A. Garcia , E. Gonzalez-Alvarez , L. Gonzalez-Cuesta , P. Guerra , A. P. Hatzes , T. Henning , E. Herrero , D. Hidalgo , G. Isopi , S. V. Jeffers , J. M. Jenkins , E. L. N. Jensen , P. Kabath , J. Kemmer , J. Korth , D. Kossakowski , M. Kuerster , M. Lafarga , F. Mallia , D. Montes , J. C. Morales , M. Morales-Calderon , F. Murgas , N. Narita , P. Plavchan , V. M. Passegger , S. Pedraz , H. Rauer , S. Redfield , S. Reffert , A. Reiners , I. Ribas , G. R. Ricker , C. Rodriguez-Lopez , A. R. G. Santos , S. Seager , Y. Shan , M. Schlecker , A. Schweitzer , M. G. Soto , J. Subjak , L. Tal-Or , T. Trifonov , S. Vanaverbeke , R. Vanderspek , J. Wittrock , M. Zechmeister , F. Zohrabi

Two long-period transiting exoplanets on eccentric orbits: NGTS-20 b (TOI-5152 b) and TOI-5153 b

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…

地球与行星天体物理 · 物理学 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

Two Bright M Dwarfs Hosting Ultra-Short-Period Super-Earths with Earth-like Compositions

We present observations of two bright M dwarfs (TOI-1634 and TOI-1685: $J=9.5-9.6$) hosting ultra-short period (USP) planets, identified by the TESS mission. The two stars are similar in temperature, mass, and radius…

地球与行星天体物理 · 物理学 2021-09-29 Teruyuki Hirano , John H. Livingston , Akihiko Fukui , Norio Narita , Hiroki Harakawa , Hiroyuki Tako Ishikawa , Kohei Miyakawa , Tadahiro Kimura , Akifumi Nakayama , Naho Fujita , Yasunori Hori , Keivan G. Stassun , Allyson Bieryla , Charles Cadieux , David R. Ciardi , Karen A. Collins , Masahiro Ikoma , Andrew Vanderburg , Thomas Barclay , C. E. Brasseur , Jerome P. de Leon , John P. Doty , René Doyon , Emma Esparza-Borges , Gilbert A. Esquerdo , Elise Furlan , Eric Gaidos , Erica J. Gonzales , Klaus Hodapp , Nobuhiko Kusakabe , Masayuki Kuzuhara , David Lafrenière , David W. Latham , Bob Massey , Mayuko Mori , Felipe Murgas , Jun Nishikawa , Taku Nishiumi , Masashi Omiya , Martin Paegert , Enric Palle , Hannu Parviainen , Samuel N. Quinn , Steve B. Howell , Keisuke Isogai , Shane Jacobson , Jon M. Jenkins , Eric L. N. Jensen , Kiyoe Kawauchi , Takayuki Kotani , Tomoyuki Kudo , Seiya Kurita , Takashi Kurokawa , George R. Ricker , Richard P. Schwarz , Sara Seager , Peter Tenenbaum , Yuka Terada , Roland K. Vanderspek , Noriharu Watanabe , Joshua N. Winn