Exoplanet
Kepler-51 d
2,556.51 light-years
- Discovery
- Transit · 2014
- Radius
- 9.7 (+0.5 / −0.5) Earth radii
- Mass
- 7.6 (+1.1 / −1.1) Earth masses
- Orbital period
- 130.194 (+5 × 10⁻³ / −2 × 10⁻³) days
- Semi-major axis
- 0.509 (+0.02 / −0.02) AU
- Equilibrium temperature
- 381 (+8 / −8) 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