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As machine learning algorithms become increasingly accessible, a growing number of organizations and researchers are using these technologies to automate the process of exoplanet detection. These mainly utilize Convolutional Neural Networks…

Instrumentation and Methods for Astrophysics · Physics 2024-07-26 Jakob Roche

The Transiting Exoplanet Survey Satellite (TESS) will perform a two-year survey of nearly the entire sky, with the main goal of detecting exoplanets smaller than Neptune around bright and nearby stars. There do not appear to be any…

Earth and Planetary Astrophysics · Physics 2017-05-26 L. G. Bouma , Joshua N. Winn , Jacobi Kosiarek , P. R. McCullough

Data from the Kepler space telescope have led to the discovery of thousands of planet candidates. Most of these candidates are likely to be real exoplanets, but a significant number of false positives still contaminate the sample,…

Earth and Planetary Astrophysics · Physics 2024-05-08 Drake A. Lehmann , Andrew Vanderburg

Transit search programs such as CoRoT and Kepler now have the capability of detecting planets as small as the Earth. The detection of these planets however requires the removal of all false positives. Although many false positives can be…

Earth and Planetary Astrophysics · Physics 2015-05-19 Eike W. Guenther , Lev Tal-Or

The Kepler, K2, and Transiting Exoplanet Survey Satellite (TESS) missions have provided a wealth of confirmed exoplanets, benefiting from a huge effort from the planet-hunting and follow-up community. With careful systematics mitigation,…

The discovery of exoplanets at scale has become one of the defining data science challenges in modern astrophysics. NASA's Transiting Exoplanet Survey Satellite (TESS) had catalogued over 7,800 planet candidates by early 2026, yet…

Earth and Planetary Astrophysics · Physics 2026-04-23 Md. Rashadul Islam

The reflected light signal from a planet throughout its orbit is a powerful probe of a planet's atmospheric properties. There are a number of planets that are amenable to reflected light phase curve studies with present and future…

Earth and Planetary Astrophysics · Physics 2019-07-24 L. C. Mayorga , N. E. Batalha , N. K. Lewis , M. S. Marley

Nearly one million light curves from the TESS Year 1 southern hemisphere extracted from Full Frame Images with the DIAmante pipeline are processed through the AutoRegressive Planet Search statistical procedure. ARIMA models remove trends…

Earth and Planetary Astrophysics · Physics 2024-04-12 Elizabeth J. Melton , Eric D. Feigelson , Marco Montalto , Gabriel A. Caceres , Andrew W. Rosenswie , Cullen S. Abelson

M-dwarf stars are the most favorable hosts for detecting small transiting planets, yet mid-to-late M-dwarfs that acquired sufficient TESS multi-sector coverage only through recent Cycle 6+ observations represent a newly accessible discovery…

Earth and Planetary Astrophysics · Physics 2026-05-22 Yohann Tschudi

Transiting planets manifest themselves by a periodic dimming of their host star by a fixed amount. On the other hand, light curves of transiting circumbinary (CB) planets are expected to be neither periodic nor to have a single depth while…

Astrophysics · Physics 2013-08-13 A. Ofir

In this work, we apply an exploratory joint Bayesian transit detector (Taaki et al. 2020), previously evaluated using Kepler data, to the 2 min simple aperture photometry light curve data in the continuous viewing zone for the Transiting…

Earth and Planetary Astrophysics · Physics 2025-04-29 Jamila S. Taaki , Athol J. Kemball , Farzad Kamalabadi

Exoplanet observations are currently analysed with Bayesian retrieval techniques. Due to the computational load of the models used, a compromise is needed between model complexity and computing time. Analysis of data from future facilities,…

Earth and Planetary Astrophysics · Physics 2022-06-29 Francisco Ardevol Martinez , Michiel Min , Inga Kamp , Paul I. Palmer

We present a pipeline for searching for trans-Neptunian objects (TNOs) using data from the TESS mission, that includes a novel optimization-based framework for subtracting the effects of scattered light and pointing jitter. The background…

Earth and Planetary Astrophysics · Physics 2022-09-21 Varun Ganapathi

TESS is finding transiting planet candidates around bright, nearby stars across the entire sky. The large field-of-view, however, results in low spatial resolution, therefore multiple stars contribute to almost every TESS light curve.…

Earth and Planetary Astrophysics · Physics 2020-01-08 Carl Ziegler , Andrei Tokovinin , Cesar Briceno , James Mang , Nicholas Law , Andrew W. Mann

We present a new method to detect planetary transits from time-series photometry, the Transit Least Squares (TLS) algorithm. TLS searches for transit-like features while taking the stellar limb darkening and planetary ingress and egress…

Earth and Planetary Astrophysics · Physics 2019-03-06 Michael Hippke , René Heller

We present a method for deriving a probabilistic estimate of the true source of a detected TESS transiting event. Our method relies on comparing the observed photometric centroid offset for the target star with models of the offset that…

Earth and Planetary Astrophysics · Physics 2023-10-25 Andreas Hadjigeorghiou , David J. Armstrong

We investigate the rate of false planetary transit detection due to blending with eclipsing binaries. Our approach is purely empirical and is based on the analysis of the artificially blended light curves of the eclipsing binary stars in…

Astrophysics · Physics 2007-05-23 Géza Kovács , Gáspár Bakos

We used a convolutional neural network to infer stellar rotation periods from a set of synthetic light curves simulated with realistic spot evolution patterns. We convolved these simulated light curves with real TESS light curves containing…

Solar and Stellar Astrophysics · Physics 2022-03-30 Zachary R. Claytor , Jennifer L. van Saders , Joe Llama , Peter Sadowski , Brandon Quach , Ellis Avallone

The Transiting Exoplanet Survey Satellite (TESS) is conducting a two-year wide-field survey searching for transiting exoplanets around nearby bright stars that will be ideal for follow-up characterization. To facilitate studies of planet…

Earth and Planetary Astrophysics · Physics 2019-05-15 Rachel A. Matson , Steve B. Howell , David Ciardi

We provide the catalogue of all transit-like features, including false alarms, detected by the CoRoT exoplanet teams in the 177 454 light curves of the mission. All these detections have been re-analysed with the same softwares so that to…

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