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相关论文: A Framework for Prioritizing the TESS Planetary Ca…

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Much of the science from the exoplanets detected by the TESS mission relies on precisely predicted transit times that are needed for many follow-up characterization studies. We investigate ephemeris deterioration for simulated TESS planets…

We present a catalog of cool dwarf targets ($V-J>2.7$, $T_{\rm eff} \lesssim 4000 K$) and their stellar properties for the upcoming Transiting Exoplanet Survey Satellite (TESS), for the purpose of determining which cool dwarfs should be…

One of the forefront goals in the field of exoplanets is the detection of an atmosphere on a temperate terrestrial exoplanet, and among the best suited systems to do so is TRAPPIST-1. However, JWST transit observations of the TRAPPIST-1…

During its two-year prime mission, the Transiting Exoplanet Survey Satellite (TESS) is obtaining full-frame images with a regular 30-minute cadence in a sequence of 26 sectors that cover a combined 85% of the sky. While its primary science…

天体物理仪器与方法 · 物理学 2020-02-06 Keaton J. Bell

The spectroscopic characterization of terrestrial exoplanets will be made possible for the first time with JWST. One challenge to characterizing such planets is that it is not known a priori whether they possess optically thick atmospheres…

Most rocky planets in the galaxy orbit a cool host star, and there is large uncertainty among theoretical models whether these planets can retain an atmosphere. The James Webb Space Telescope (JWST) might be able to settle this question…

地球与行星天体物理 · 物理学 2020-01-08 Daniel D. B. Koll , Matej Malik , Megan Mansfield , Eliza M. -R. Kempton , Edwin Kite , Dorian Abbot , Jacob L. Bean

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

Accurately and rapidly classifying exoplanet candidates from transit surveys is a goal of growing importance as the data rates from space-based survey missions increases. This is especially true for NASA's TESS mission which generates…

This study presents a systematic approach to optimize the scheduling of exoplanet observations using the James Webb Space Telescope (JWST), focusing on targets discovered by the Transiting Exoplanet Survey Satellite (TESS). We developed a…

地球与行星天体物理 · 物理学 2024-08-14 Zoutong Shen

The transit method is biased toward short orbital period planets that are interior to their host star's Habitable Zone (HZ). These planets are particularly interesting from the perspective of exploring runaway greenhouse scenarios and the…

地球与行星天体物理 · 物理学 2019-11-06 Colby Ostberg , Stephen R. Kane

We consider the potential for the Transiting Exoplanet Survey Satellite (TESS) to detect transit timing variations (TTVs) during both its nominal and extended mission phases. Building on previous estimates of the overall yield of planetary…

地球与行星天体物理 · 物理学 2019-10-02 Sam Hadden , Thomas Barclay , Matthew J. Payne , Matthew J. Holman

Eclipse exoplanet spectroscopy has yielded detection of H_2O, CH_4, CO_2 and CO in the atmosphere of hot jupiters and neptunes. About 40 large terrestrial planets are announced or confirmed, two of which are transiting, and another deemed…

地球与行星天体物理 · 物理学 2015-05-19 A. R. Belu , F. Selsis , J-C. Morales , I. Ribas , C. Cossou , H. Rauer

We present the Transiting Exoplanet Survey Satellite (TESS) Habitable Zone Stars Catalog, a list of 1822 nearby stars with a TESS magnitude brighter than T = 12 and reliable distances from Gaia DR2, around which the NASA's TESS mission can…

地球与行星天体物理 · 物理学 2019-03-28 L. Kaltenegger , J. Pepper , K. Stassun , R. Oelkers

The proposed Transiting Exoplanet Survey Satellite (TESS) will survey the entire sky to locate the nearest and brightest transiting extrasolar planets with orbital periods up to about 36 days. Here we estimate the number and kind of…

天体物理学 · 物理学 2008-12-09 Timothy M. Brown , David W. Latham

Exoplanetary science is among the fastest evolving fields of today's astronomical research. Ground-based planet-hunting surveys alongside dedicated space missions (Kepler, CoRoT) are delivering an ever-increasing number of exoplanets, now…

The James Webb Space Telescope (JWST) will measure exoplanet transmission and eclipse spectroscopy at un-precedented precisions to better understand planet structure, dynamics, chemistry and formation. These are essential tools on the march…

地球与行星天体物理 · 物理学 2018-07-18 Everett Schlawin , Thomas P. Greene , Michael Line , Jonathan J. Fortney , Marcia Rieke

Nine transiting Earth-sized planets have recently been discovered around nearby late M dwarfs, including the TRAPPIST-1 planets and two planets discovered by the MEarth survey, GJ 1132b and LHS 1140b. These planets are the smallest known…

地球与行星天体物理 · 物理学 2017-12-06 Caroline V. Morley , Laura Kreidberg , Zafar Rustamkulov , Tyler Robinson , Jonathan J. Fortney

With the upcoming launch of space telescopes dedicated to the study of exoplanets, the \textit{Atmospheric Remote-Sensing Infrared Exoplanet Large-survey} (ARIEL) and the \textit{James Webb Space Telescope} (JWST), a new era is opening in…

Exoplanetary science is on the verge of an unprecedented revolution. The thousands of exoplanets discovered over the past decade have most recently been supplemented by discoveries of potentially habitable planets around nearby low-mass…

地球与行星天体物理 · 物理学 2019-09-11 Nikku Madhusudhan

The TRAPPIST-1 system is home to at least seven terrestrial planets and is a target of interest for future James Webb Space Telescope (JWST) observations. Additionally, these planets will be of interest to future missions making…

地球与行星天体物理 · 物理学 2022-07-26 Kathleen Mandt , Adrienn Luspay-Kuti , Jacob Lustig-Yaeger , Ryan Felton , Shawn Domagal-Goldman