Exoplanet
Kepler-1238 b
5,323.3 light-years
- Discovery
- Transit · 2016
- Radius
- 1.93 (+0.85 / −0.42) Earth radii
- Mass
- 4.38 Earth masses
- Orbital period
- 4.1479 (+3.447 × 10⁻⁵ / −3.447 × 10⁻⁵) days
- Semi-major axis
- 0.0541 AU
- Equilibrium temperature
- 1,389 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