Exoplanet
Kepler-15 b
2,411.64 light-years
- Discovery
- Transit · 2011
- Radius
- 10.76 (+0.67 / −0.78) Earth radii
- Mass
- 209.76 (+25.43 / −28.6) Earth masses
- Orbital period
- 4.9428 (+1.3 × 10⁻⁶ / −1.3 × 10⁻⁶) days
- Semi-major axis
- 0.0571 (+8.6 × 10⁻⁴ / −9.3 × 10⁻⁴) AU
- Equilibrium temperature
- 1,251 (+27 / −27) 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