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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…

The optical, full-phase photometric variations of a short-period planet provide a unique view of the planet's atmospheric composition and dynamics. The number of planets with optical phase curve detections, however, is currently too small…

Earth and Planetary Astrophysics · Physics 2017-08-16 Sarah Millholland , Gregory Laughlin

We present a solution for the light curve of two bodies mutually transiting a star with polynomial limb darkening. The term "mutual transit" in this work refers to a transit of the star during which overlap occurs between the two transiting…

Earth and Planetary Astrophysics · Physics 2022-08-31 Tyler A. Gordon , Eric Agol

We present a theoretical analysis of the optical light curves (LCs) for short-period high-mass transiting extrasolar planet systems. Our method considers the primary transit, the secondary eclipse, and the overall phase shape of the LC…

Earth and Planetary Astrophysics · Physics 2015-06-03 D. Mislis , R. Heller , J. H. M. M. Schmitt , S. Hodgkin

NASA's Kepler Space Telescope has successfully discovered thousands of exoplanet candidates using the transit method, including hundreds of stars with multiple transiting planets. In order to estimate the frequency of these valuable…

Earth and Planetary Astrophysics · Physics 2016-04-20 Joshua Brakensiek , Darin Ragozzine

There is a unique solution of the planet and star parameters from a planet transit light curve with two or more transits if the planet has a circular orbit and the light curve is observed in a band pass where limb darkening is negligible.…

Astrophysics · Physics 2009-11-07 Sara Seager , Gabriela Mallen-Ornelas

We describe a new metric that uses machine learning to determine if a periodic signal found in a photometric time series appears to be shaped like the signature of a transiting exoplanet. This metric uses dimensionality reduction and…

Continuing work initiated in an earlier publication [Sato and Asada, PASJ, 61, L29 (2009)], we consider light curves influenced by the orbital inclination and eccentricity of a companion in orbit around a transiting extrasolar planet (in a…

Earth and Planetary Astrophysics · Physics 2015-05-18 Masanao Sato , Hideki Asada

The phenomenon of microlensing has successfully been used to detect extrasolar planets. By observing characteristic, rare deviations in the gravitational microlensing light curve one can discover that a lens is a star--planet system. In…

Earth and Planetary Astrophysics · Physics 2014-04-15 Krzysztof Rybicki , Łukasz Wyrzykowski

The transit method is presently the most successful planet discovery and characterization tool at our disposal. Other advanced civilizations would surely be aware of this technique and appreciate that their home planet's existence and…

Earth and Planetary Astrophysics · Physics 2016-04-08 David M. Kipping , Alex Teachey

Context: Transit surveys, both ground- and space- based, have already accumulated a large number of light curves that span several years. Aims: The search for transiting planets in these long time series is computationally intensive. We…

Earth and Planetary Astrophysics · Physics 2015-06-16 Aviv Ofir

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…

Many of the planets discovered via the radial velocity technique are hot Jupiters in 3-5 day orbits with ~10$% chance of transiting their parent star. However, radial velocity surveys for extra-solar planets generally require substantial…

Astrophysics · Physics 2007-05-23 Stephen R. Kane , Jian Ge

One of the simplest ways to identify an exoplanetary transit is to phase fold a photometric time series upon a trial period - leading to a coherent stack when using the correct value. Such phase-folded transits have become a standard data…

Earth and Planetary Astrophysics · Physics 2021-09-22 David Kipping

Recent developments in computational power and machine learning techniques motivate their use in many different astrophysical research areas. Consequently, many machine learning models have been trained to classify exoplanet transit signals…

Earth and Planetary Astrophysics · Physics 2025-12-10 Ayan Bin Rafaih , Zachary Murray

Light curve modulations in the sample of Kepler planet candidates allows the disentangling of the nature of the transiting object by photometrically measuring its mass. This is possible by detecting the effects of the gravitational pull of…

Earth and Planetary Astrophysics · Physics 2016-07-20 J. Lillo-Box , A. Ribas , D. Barrado , B. Merín , H. Bouy

Many attempts have already been made for detecting exomoons around transiting exoplanets but the first confirmed discovery is still pending. The experience that have been gathered so far allow us to better optimize future space telescopes…

Earth and Planetary Astrophysics · Physics 2016-03-09 A. E. Simon , Gy. M. Szabó , L. L. Kiss , A. Fortier , W. Benz

Planetary transits provide a unique opportunity to investigate the surface distributions of star spots. Our aim is to determine if, with continuous observation (such as the data that will be provided by the Kepler mission), we can in…

Earth and Planetary Astrophysics · Physics 2015-06-04 J. Llama , M. Jardine , D. H. Mackay , R. Fares

It is known that the shape of a planet (oblateness, rings, etc.) slightly modifies the shape of the transit light curve. The forthcoming space missions (Corot, Kepler), able to detect the transit of Earth-like planets, could a fortiori also…

Astrophysics · Physics 2007-05-23 Luc Arnold

To date a dozen transiting "Tatooines" or circumbinary planets (CBPs) have been discovered, by eye, in the data from the Kepler mission; by contrast, thousands of confirmed circumstellar planets orbiting around single stars have been…

Earth and Planetary Astrophysics · Physics 2019-10-02 Diana Windemuth , Eric Agol , Josh Carter , Eric B. Ford , Nader Haghighipour , Jerome A. Orosz , William F. Welsh