Exoplanet
Kepler-28 b
1,429.74 light-years
- Discovery
- Transit · 2011
- Radius
- 1.959 (+0.043 / −0.042) Earth radii
- Mass
- 1.63 (+0.51 / −0.4) Earth masses
- Orbital period
- 5.91 days
- Semi-major axis
- 0.0569 (+3.6 × 10⁻⁴ / −3.6 × 10⁻⁴) AU
- Equilibrium temperature
- 585 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