Exoplanet
GJ 357 b
30.8 light-years
- Discovery
- Transit · 2019
- Radius
- 1.2 (+0.06 / −0.06) Earth radii
- Mass
- 1.83 (+0.3 / −0.3) Earth masses
- Orbital period
- 3.9306 (+2 × 10⁻⁶ / −2 × 10⁻⁶) days
- Semi-major axis
- 0.036 (+4 × 10⁻⁴ / −4 × 10⁻⁴) AU
- Equilibrium temperature
- 518 (+44 / −44) K
- Mass provenance
- Mass
Measurements may come from different studies and need not form one self-consistent model. “Msini” is a minimum mass; a mass inferred from radius is an estimate. Equilibrium temperature is a model estimate, not a measured surface temperature or evidence of habitability.
NASA archive record and references ↗
Snapshot retrieved: 2026-10-11T04:15:07.688253+00:00