Exoplanet
Kepler-8 b
3,332.89 light-years
- Discovery
- Transit · 2010
- Radius
- 15.8719 (+0.5941 / −0.695) Earth radii
- Mass
- 187.5197 (+41.3179 / −38.1396) Earth masses
- Orbital period
- 3.5225 (+7 × 10⁻⁷ / −7 × 10⁻⁷) days
- Semi-major axis
- 0.0474 (+1.8 × 10⁻³ / −2.1 × 10⁻³) AU
- Equilibrium temperature
- 1,680 (+40 / −40) 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