Exoplanet
Kepler-166 c
1,968.45 light-years
- Discovery
- Transit · 2014
- Radius
- 2.38 (+1.23 / −1.23) Earth radii
- Mass
- 6.26 Earth masses
- Orbital period
- 34.2603 (+1.24 × 10⁻⁴ / −1.24 × 10⁻⁴) days
- Semi-major axis
- 0.195 AU
- Equilibrium temperature
- 468 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