Exoplanet
K2-125 b
404.94 light-years
- Discovery
- Transit · 2017
- Radius
- 2.18 (+0.19 / −0.18) Earth radii
- Mass
- 5.39 Earth masses
- Orbital period
- 21.7503 (+1.99 × 10⁻³ / −1.957 × 10⁻³) days
- Semi-major axis
- 0.121 (+4 × 10⁻³ / −5 × 10⁻³) AU
- Equilibrium temperature
- 321.22 (+16.11 / −16.11) 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