Exoplanet
Kepler-81 b
1,135.97 light-years
- Discovery
- Transit · 2012
- Radius
- 2.42 (+0.38 / −0.38) Earth radii
- Mass
- 17.2 (+6.3 / −5.5) Earth masses
- Orbital period
- 5.955 days
- Semi-major axis
- 0.0522 (+2.21 × 10⁻³ / −2.21 × 10⁻³) AU
- Equilibrium temperature
- 635 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