Exoplanet
Kepler-186 b
579.23 light-years
- Discovery
- Transit · 2014
- Radius
- 1.07 (+0.12 / −0.12) Earth radii
- Mass
- 1.24 Earth masses
- Orbital period
- 3.8868 (+6.2 × 10⁻⁶ / −6.3 × 10⁻⁶) days
- Semi-major axis
- 0.0343 (+4.6 × 10⁻³ / −4.6 × 10⁻³) AU
- Equilibrium temperature
- 571 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