Exoplanet
Kepler-20 d
921.6 light-years
- Discovery
- Transit · 2011
- Radius
- 2.606 (+0.053 / −0.039) Earth radii
- Mass
- 13.4 (+3.7 / −3.6) Earth masses
- Orbital period
- 77.6115 (+9.6 × 10⁻⁵ / −9.6 × 10⁻⁵) days
- Semi-major axis
- 0.3474 (+6.7 × 10⁻³ / −6.7 × 10⁻³) AU
- Equilibrium temperature
- 430 (+6 / −6) 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