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The exploration and study of exoplanets remain at the frontier of astronomical research, challenging scientists to continuously innovate and refine methodologies to navigate the vast, complex data these celestial bodies produce. This…

其他计算机科学 · 计算机科学 2023-05-23 Mithil Sai Jakka

We present results of a study on identifying circumbinary planet candidates that produce multiple transits during one conjunction with eclipsing binary systems. The occurrence of these transits enables us to estimate the candidates' orbital…

Many moons have been detected around planets in our Solar System, but none has been detected unambiguously around any of the confirmed extrasolar planets. We test the feasibility of a supervised convolutional neural network to classify…

地球与行星天体物理 · 物理学 2020-08-12 Rasha Alshehhi , Kai Rodenbeck , Laurent Gizon , Katepalli R. Sreenivasan

Eclipsing binaries are crucial astrophysical laboratories for studying stellar parameters and evolutionary processes. In this study, we constructed a machine-learning-based model for systematic phenomenological classification of eclipsing…

太阳与恒星天体物理 · 物理学 2026-04-30 Shi-Qi Liu , Kai Li , Xiao-Dian Chen , Li-Heng Wang

This study presents a comprehensive evaluation of various classification algorithms used for the detection of exoplanets using labeled time series data from the Kepler mission. The study investigates the performance of six commonly employed…

地球与行星天体物理 · 物理学 2024-02-27 Fatemeh Fazel Hesar , Bernard Foing

The prime Kepler mission detected 34,032 transit-like signals, out of which 8,054 were identified as likely due to astrophysical planet transits or eclipsing binaries. We manually examined 306 of the remaining 25,978 detections, and found…

地球与行星天体物理 · 物理学 2021-10-13 Steve Bryson , Kylar Flynn , Halle Hanna , Talia Green , Jeffrey L. Coughlin , Michelle Kunimoto

When an exoplanet passes in front of its host star, the resulting eclipse causes an observable decrease in stellar flux, and when multiple such transits are detected, the orbital period of the exoplanet can be determined. Over the past six…

地球与行星天体物理 · 物理学 2025-05-22 Dillon Bass , Daniel Fabrycky

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,…

地球与行星天体物理 · 物理学 2024-05-08 Drake A. Lehmann , Andrew Vanderburg

A re-purposed Kepler mission could continue the search for nearly Earth-sized planets in very short-period (< 1 day) orbits. Recent surveys of the Kepler data already available have revealed at least a dozen such planetary candidates, and a…

地球与行星天体物理 · 物理学 2013-09-09 Brian Jackson

Deep learning in the form of 1D convolutional neural networks have previously been shown to be capable of efficiently classifying the evolutionary state of oscillating red giants into red giant branch stars and helium-core burning stars by…

天体物理仪器与方法 · 物理学 2018-02-26 Marc Hon , Dennis Stello , Jie Yu

Automated planetary transit detection has become vital to prioritize candidates for expert analysis given the scale of modern telescopic surveys. While current methods for short-period exoplanet detection work effectively due to periodicity…

地球与行星天体物理 · 物理学 2022-11-15 Shreshth A. Malik , Nora L. Eisner , Chris J. Lintott , Yarin Gal

The photometric light curves of BRITE satellites were examined through a machine learning technique to investigate whether there are possible exoplanets moving around nearby bright stars. Focusing on different transit periods, several…

地球与行星天体物理 · 物理学 2020-12-21 Li-Chin Yeh , Ing-Guey Jiang

Exoplanet detection in the past decade by efforts including NASA's Kepler and TESS missions has discovered many worlds that differ substantially from planets in our own Solar System, including more than 150 exoplanets orbiting binary or…

地球与行星天体物理 · 物理学 2022-05-03 Zhihui Kong , Jonathan H. Jiang , Remo Burn , Kristen A. Fahy , Zonghong Zhu

Photometric surveys for exoplanetary ring systems have not confirmed any object with Saturn-sized ring. We systematically analyse 308 TESS planet candidates, mainly comprised of giant short-period planets orbiting nearby bright stars. These…

地球与行星天体物理 · 物理学 2025-05-12 Tsubasa Umetani , Masataka Aizawa , Yuichiro Ezoe , Yoshitaka Ishisaki

The DIAmante TESS AutoRegressive Planet Search (DTARPS) project seeks to identify photometric transiting planets from 976,814 southern hemisphere stars observed in Year 1 of the TESS mission. This paper follows the methodology developed by…

Precise physical properties of the known transiting exoplanets are essential for their precise atmospheric characterization using modern and upcoming instruments. Leveraging the large volume of high SNR photometric follow-up data from TESS,…

地球与行星天体物理 · 物理学 2025-11-25 Suman Saha

The vast majority of the 4700 confirmed planets and planet candidates discovered by the Kepler mission were first found by the Kepler pipeline. In the pipeline, after a transit signal is found, all data points associated with those transits…

地球与行星天体物理 · 物理学 2017-04-05 Joseph R. Schmitt , Jon M. Jenkins , Debra A. Fischer

The Transiting Exoplanet Survey Satellite (TESS) has detected thousands of exoplanet candidates since 2018, most of which have yet to be confirmed. A key step in the confirmation process of these candidates is ruling out false positives…