Exoplanet
Kepler-139 d
1,275.4 light-years
- Discovery
- Transit · 2023
- Radius
- 1.695 (+0.061 / −0.061) Earth radii
- Mass
- 2 (+2 / −1) Earth masses
- Orbital period
- 7.3057 days
- Semi-major axis
- 0.0756 AU
- Equilibrium temperature
- 972 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