Exoplanet
K2-254 c
742.9 light-years
- Discovery
- Transit · 2018
- Radius
- 2.19 (+0.24 / −0.18) Earth radii
- Mass
- 5.43 Earth masses
- Orbital period
- 12.1184 (+3.03 × 10⁻³ / −3.21 × 10⁻³) days
- Semi-major axis
- 0.0923 (+1 × 10⁻³ / −1 × 10⁻³) AU
- Equilibrium temperature
- 551 (+18 / −18) 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