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The extended Kepler mission (K2) has revealed more than 500 transiting planets in roughly 500,000 stellar light curves. All of these were found either with the box least-squares algorithm or by visual inspection. Here we use our new transit…

Earth and Planetary Astrophysics · Physics 2019-07-15 René Heller , Michael Hippke , Kai Rodenbeck

Kepler-22b is the first transiting planet to have been detected in the habitable-zone of its host star. At 2.4 Earth radii, Kepler-22b is too large to be considered an Earth-analog, but should the planet host a moon large enough to maintain…

Earth and Planetary Astrophysics · Physics 2015-06-16 David M. Kipping , Duncan Forgan , Joel Hartman , David Nesvorny , Gáspár Á. Bakos , Allan R. Schmitt , Lars A. Buchhave

Kepler-9 was the first case where transit timing variations have been used to confirm the planets in this system. Following predictions of dramatic TTVs - larger than a week - we re-analyse the system based on the full Kepler data set. We…

Earth and Planetary Astrophysics · Physics 2014-03-12 Stefan Dreizler , Aviv Ofir

Three transiting exoplanet candidate stars were discovered in a ground-based photometric survey prior to the launch of NASA's {\it Kepler} mission. {\it Kepler} observations of them were obtained during Quarter 1 of the {\it Kepler}…

We report on the discovery and validation of Kepler-452b, a transiting planet identified by a search through the 4 years of data collected by NASA's Kepler Mission. This possibly rocky 1.63$^{+0.23}_{-0.20}$ R$_\oplus$ planet orbits its G2…

The Kepler mission has made an important observation, the first detection of photons from a terrestrial planet by observing its phase curve (Kepler-10b). This opens a new field in exoplanet science: the possibility to get information about…

Earth and Planetary Astrophysics · Physics 2015-05-30 Daniel Rouan , Hans J. Deeg , Olivier Demangeon , Benjamin Samuel , Céline Cavarroc , Bruce Fegley , Alain Léger

Meter-sized ground-based telescopes are frequently used today for the follow-up of extrasolar planet candidates. While the transit signal of a Jupiter-sized object can typically be detected to a high level of confidence with small telescope…

Earth and Planetary Astrophysics · Physics 2022-01-19 M. Mallonn , K. Poppenhaeger , T. Granzer , M. Weber , K. G. Strassmeier

The Kepler-9 system harbors three known transiting planets. The system holds significant interest for several reasons. First, the outer two planets exhibit a period ratio that is close to a 2:1 orbital commensurability, with attendant…

Discoveries from the prime Kepler mission demonstrated that small planets (< 3 Earth-radii) are common outcomes of planet formation. While Kepler detected many such planets, all but a handful orbit faint, distant stars and are not amenable…

We present ground-based observations from the Discovery Channel Telescope (DCT) of three transits of Kepler-445c---a supposed super-Earth exoplanet with properties resembling GJ 1214b---and demonstrate that the transit depth is…

Earth and Planetary Astrophysics · Physics 2017-01-18 Paul A. Dalba , Philip S. Muirhead , Bryce Croll , Eliza M. -R. Kempton

The Kepler Mission is monitoring the brightness of ~150,000 stars searching for evidence of planetary transits. As part of the "Hunt for Exomoons with Kepler" (HEK) project, we report a planetary system with two confirmed planets and one…

Earth and Planetary Astrophysics · Physics 2015-06-11 David Nesvorny , David M. Kipping , Lars A. Buchhave , Gáspár Á. Bakos , Joel Hartman , Allan Schmitt

We present the characterization of the Kepler-93 exoplanetary system, based on three years of photometry gathered by the Kepler spacecraft. The duration and cadence of the Kepler observations, in tandem with the brightness of the star,…

We confirm the Kepler planet candidate Kepler-410b (KOI-42b) as a Neptune sized exoplanet on a 17.8 day, eccentric orbit around the bright (Kp = 9.4) star Kepler-410A. This is the third brightest confirmed planet host star in the Kepler…

New transiting planet candidates are identified in sixteen months (May 2009 - September 2010) of data from the Kepler spacecraft. Nearly five thousand periodic transit-like signals are vetted against astrophysical and instrumental false…

Detection of a planetary ring of exoplanets remains as one of the most attractive but challenging goals in the field. We present a methodology of a systematic search for exoplanetary rings via transit photometry of long-period planets. The…

Earth and Planetary Astrophysics · Physics 2017-04-05 Masataka Aizawa , Sho Uehara , Kento Masuda , Hajime Kawahara , Yasushi Suto

We report on the masses, sizes, and orbits of the planets orbiting 22 Kepler stars. There are 49 planet candidates around these stars, including 42 detected through transits and 7 revealed by precise Doppler measurements of the host stars.…

Earth and Planetary Astrophysics · Physics 2014-01-20 Geoffrey W. Marcy , Howard Isaacson , Andrew W. Howard , Jason F. Rowe , Jon M. Jenkins , Stephen T. Bryson , David W. Latham , Steve B. Howell , Thomas N. Gautier , Natalie M. Batalha , Leslie A. Rogers , David Ciardi , Debra A. Fischer , Ronald L. Gilliland , Hans Kjeldsen , Jørgen Christensen-Dalsgaard , Daniel Huber , William J. Chaplin , Sarbani Basu , Lars A. Buchhave , Samuel N. Quinn , William J. Borucki , David G. Koch , Roger Hunter , Douglas A. Caldwell , Jeffrey Van Cleve , Rea Kolbl , Lauren M. Weiss , Erik Petigura , Sara Seager , Timothy Morton , John Asher Johnson , Sarah Ballard , Chris Burke , William D. Cochran , Michael Endl , Phillip MacQueen , Mark E. Everett , Jack J. Lissauer , Eric B. Ford , Guillermo Torres , Francois Fressin , Timothy M. Brown , Jason H. Steffen , David Charbonneau , Gibor S. Basri , Dimitar D. Sasselov , Joshua Winn , Roberto Sanchis-Ojeda , Jessie Christiansen , Elisabeth Adams , Christopher Henze , Andrea Dupree , Daniel C. Fabrycky , Jonathan J. Fortney , Jill Tarter , Matthew J. Holman , Peter Tenenbaum , Avi Shporer , Philip W. Lucas , William F. Welsh , Jerome A. Orosz , T. R. Bedding , T. L. Campante , G. R. Davies , Y. Elsworth , R. Handberg , S. Hekker , C. Karoff , S. D. Kawaler , M. N. Lund , M. Lundkvist , T. S. Metcalfe , A. Miglio , V. Silva Aguirre , D. Stello , T. R. White , Alan Boss , Edna Devore , Alan Gould , Andrej Prsa , Eric Agol , Thomas Barclay , Jeff Coughlin , Erik Brugamyer , Fergal Mullally , Elisa V. Quintana , Martin Still , Susan E. hompson , David Morrison , Joseph D. Twicken , Jean-Michel Désert , Josh Carter , Justin R. Crepp , Guillaume Hébrard , Alexandre Santerne , Claire Moutou , Charlie Sobeck , Douglas Hudgins , Michael R. Haas , Paul Robertson , Jorge Lillo-Box , David Barrado