Exoplanet
Kepler-42 d
130.66 light-years
- Discovery
- Transit · 2011
- Radius
- 0.57 (+0.18 / −0.18) Earth radii
- Mass
- < 0.3578 Earth masses
- Orbital period
- 1.8652 (+1.4 × 10⁻⁵ / −1.4 × 10⁻⁵) days
- Semi-major axis
- 0.0154 AU
- Equilibrium temperature
- 450 (+45 / −45) 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