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The direct detection of new extrasolar planets from high-precision photometry data is commonly based on the observation of the transit signal of the planet as it passes in front of its star. Close-in planets, however, leave additional…

Earth and Planetary Astrophysics · Physics 2021-10-04 J. Lillo-Box , S. Millholland , G. Laughlin

In the first three years of operation the Kepler mission found 3,697 planet candidates from a set of 18,406 transit-like features detected on over 200,000 distinct stars. Vetting candidate signals manually by inspecting light curves and…

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 outline a photometric method for detecting the presence of a non-transiting short-period giant planet in a planetary system harboring one or more longer period transiting planets. Within a prospective system of the type that we consider,…

Earth and Planetary Astrophysics · Physics 2016-05-18 Sarah Millholland , Songhu Wang , Gregory Laughlin

Currently, we have only limited means to probe the presence of planets at large orbital separations. Foreman-Mackey et al. searched for long-period transiting planets in the Kepler light curves using an automated pipeline. Here, we apply…

Earth and Planetary Astrophysics · Physics 2019-07-17 Miranda K. Herman , Wei Zhu , Yanqin Wu

Never before has the detection and characterization of exoplanets via transit photometry been as promising and feasible as it is now, due to the increasing breadth and sensitivity of time domain optical surveys. Past works have made use of…

Earth and Planetary Astrophysics · Physics 2023-12-14 Anna Zuckerman , James Davenport , Steve Croft , Andrew Siemion , Imke de Pater

The Kepler Mission has discovered thousands of exoplanets and revolutionized our understanding of their population. This large, homogeneous catalog of discoveries has enabled rigorous studies of the occurrence rate of exoplanets and…

Earth and Planetary Astrophysics · Physics 2016-12-14 Daniel Foreman-Mackey , Timothy D. Morton , David W. Hogg , Eric Agol , Bernhard Schölkopf

We present high precision photometry of Kepler-41, a giant planet in a 1.86 day orbit around a G6V star that was recently confirmed through radial velocity measurements. We have developed a new method to confirm giant planets solely from…

Observations of very low-mass stars with Kepler represent an excellent opportunity to search for planetary transits and to characterize optical photometric variability at the cool end of the stellar mass distribution. In this paper, we…

Earth and Planetary Astrophysics · Physics 2016-08-17 E. L. Martín , J. Cabrera , E. Martioli , E. Solano , R. Tata

We present the results of a survey aimed at discovering and studying transiting planets with orbital periods shorter than one day (ultra--short-period, or USP, planets), using data from the {\em Kepler} spacecraft. We computed Fourier…

Earth and Planetary Astrophysics · Physics 2015-06-19 Roberto Sanchis-Ojeda , Saul Rappaport , Joshua N. Winn , Michael C. Kotson , Alan M. Levine , Ileyk El Mellah

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…

Context. The photometric signal we receive from a star hosting a planet is modulated by the variation of the planet signal with its orbital phase. Such phase variations are observed for transiting hot Jupiters with current instrumentation,…

Earth and Planetary Astrophysics · Physics 2015-05-30 A. S. Maurin , F. Selsis , F. Hersant , A. Belu

We conducted a search for very short-period transiting objects in the publicly available Kepler dataset. Our preliminary survey has revealed four planetary candidates, all with orbital periods less than twelve hours. We have analyzed the…

Earth and Planetary Astrophysics · Physics 2015-06-16 Brian Jackson , Christopher C. Stark , Elisabeth R. Adams , John Chambers , Drake Deming

Context. During the primary Kepler mission, between 2009 and 2013, about 150,000 pre-selected targets were observed with a 29.42 minute-long cadence. However, a survey of background stars that fall within the field of view (FOV) of the…

Earth and Planetary Astrophysics · Physics 2025-02-19 John Bienias , Robert Szabo

The Kepler mission has discovered over 2500 exoplanet candidates in the first two years of spacecraft data, with approximately 40% of them in candidate multi-planet systems. The high rate of multiplicity combined with the low rate of…

We have performed an extensive search for planet candidates in the publicly available Kepler Long Cadence data from quarters Q1 through Q6. The search method consists of initial de-trending of the data, applying the trend filtering…

Earth and Planetary Astrophysics · Physics 2012-11-28 Xu Huang , Gáspár Á. Bakos , Joel D. Hartman

We confirm 27 planets in 13 planetary systems by showing the existence of statistically significant anti-correlated transit timing variations (TTVs), which demonstrates that the planet candidates are in the same system, and long-term…

Transit timing variations provide a powerful tool for confirming and characterizing transiting planets, as well as detecting non-transiting planets. We report the results an updated TTV analysis for 1481 planet candidates (Borucki et al.…

We apply AnalyticLC, an analytic model described in an accompanying paper, to interpret Kepler data of systems that contain two or three transiting planets. We perform tests to verify that the obtained solutions agree with full N-body…

Earth and Planetary Astrophysics · Physics 2022-02-02 Yair Judkovsky , Aviv Ofir , Oded Aharonson
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