description GJ 357 b Overview
GJ 357 b is a transiting super-Earth orbiting an M-dwarf ~31 light-years away, discovered by TESS in 2019; its equilibrium temperature of ~254 °C makes it inhospitable to life.
insights Why this score
GJ 357 b ranks #151 of 269 in the Exoplanet ranking, behind 55 Cancri c, ahead of GJ 849 b.
help GJ 357 b FAQ
How good is GJ 357 b?
GJ 357 b scores 6.26/10 (Fair) on Lunoo, making it rated in the Exoplanet category.
What are the best alternatives to GJ 357 b?
See our alternatives page for GJ 357 b for a ranked list with scores. Top alternatives include: L 98-59 b, TOI-715 b, L 98-59 d.
How does GJ 357 b compare to L 98-59 b?
See our detailed comparison of GJ 357 b vs L 98-59 b with scores, features, and an AI-powered verdict.
Is GJ 357 b worth it in 2026?
With a score of 6.26/10, GJ 357 b is a solid option in Exoplanet. See all Exoplanet ranked.
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