Planetary system around the nearby M dwarf GJ 357 including a transiting, hot, Earth-sized planet optimal for atmospheric characterization

We report the detection of a transiting Earth-size planet around GJ 357, a nearby M2.5 V star, using data from the Transiting Exoplanet Survey Satellite (TESS). GJ 357 b (TOI-562.01) is a transiting, hot, Earth-sized planet (Teq = 525 ± 11 K) with a radius of Rb = 1.217 ± 0.084 R⊕ and an orbital per...

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Bibliographic Details
Main Authors: Burt, Jennifer A, Burke, Chris, Dragomir, Diana, Dynes, Scott Bc, Ricker, George R, Seager, Sara, Vanderspeck, R.
Other Authors: MIT Kavli Institute for Astrophysics and Space Research
Format: Article
Language:English
Published: EDP Sciences 2020
Online Access:https://hdl.handle.net/1721.1/125897