Hot, rocky exoplanet Gliese 357 b shows no strong atmospheric features yet

2. 6. 2025

Hot, rocky exoplanet Gliese 357 b shows no strong atmospheric features yet

Star system: Gliese 357 | Distance from the Sun: 30.8 light years

High escape velocity + low stellar activity however hint it may retain a secondary atmosphere. Further observation might show more.

Generated by LLM, corrected by human

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Scientific study

JWST NIRISS Transmission Spectroscopy of the Super-Earth GJ 357b, a Favourable Target for Atmospheric Retention external link

Stars mentioned

Gliese 357

M2.5 V, Red dwarf

mass: 0.36 M☉

radius: 0.3 R☉

distance: 30.8 ly

stars in the system: 1

exoplanets: 3

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