Exoplanet
Kepler-51 c
2,556.51 light-years
- Discovery
- Transit · 2012
- Radius
- 9 (+2.8 / −1.7) Earth radii
- Mass
- 4 (+0.4 / −0.4) Earth masses
- Orbital period
- 85.312 (+3 × 10⁻³ / −2 × 10⁻³) days
- Semi-major axis
- 0.384 (+0.015 / −0.015) AU
- Equilibrium temperature
- 439 (+9 / −9) 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