Exoplanet
Kepler-1957 b
1,503.25 light-years
- Discovery
- Transit · 2021
- Radius
- 0.9437 Earth radii
- Mass
- 0.79 Earth masses
- Orbital period
- 2.1866 days
- Semi-major axis
- 0.0299 AU
- Equilibrium temperature
- 1,099 K
- Mass provenance
- M-R relationship
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