Exoplanet
Kepler-442 b
1,193.62 light-years
- Discovery
- Transit · 2015
- Radius
- 1.34 (+0.11 / −0.18) Earth radii
- Mass
- 2.36 Earth masses
- Orbital period
- 112.3053 (+2.4 × 10⁻³ / −2.8 × 10⁻³) days
- Semi-major axis
- 0.409 (+0.209 / −0.06) AU
- Equilibrium temperature
- 241 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