Exoplanet
KELT-8 b
644.39 light-years
- Discovery
- Transit · 2015
- Radius
- 18.1586 (+1.1209 / −1.1209) Earth radii
- Mass
- 209.7678 (+38.1396 / −38.1396) Earth masses
- Orbital period
- 3.2441 (+1.6 × 10⁻⁴ / −1.6 × 10⁻⁴) days
- Semi-major axis
- 0.0455 (+8.3 × 10⁻⁴ / −8.8 × 10⁻⁴) AU
- Equilibrium temperature
- 1,675 (+61 / −55) 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