Exoplanet
CoRoT-21 b
4,562.39 light-years
- Discovery
- Transit · 2012
- Radius
- 14.5717 (+1.5693 / −1.5693) Earth radii
- Mass
- 718.2958 (+98.5273 / −98.5273) Earth masses
- Orbital period
- 2.7247 (+1.4 × 10⁻⁴ / −1.4 × 10⁻⁴) days
- Semi-major axis
- 0.0417 (+1.1 × 10⁻³ / −1.1 × 10⁻³) AU
- Equilibrium temperature
- 2,044.44 (+118.04 / −118.04) 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