Exoplanet
Kepler-220 d
558.08 light-years
- Discovery
- Transit · 2014
- Radius
- 0.98 (+0.06 / −0.06) Earth radii
- Mass
- 0.904 Earth masses
- Orbital period
- 28.1224 (+1.62 × 10⁻⁴ / −1.62 × 10⁻⁴) days
- Semi-major axis
- 0.163 AU
- Equilibrium temperature
- 401 K
- Mass provenance
- M-R relationship
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