Exoplanet
Kepler-858 b
973.68 light-years
- Discovery
- Transit · 2016
- Radius
- 4.87 (+0.23 / −0.2) Earth radii
- Mass
- 21.1 Earth masses
- Orbital period
- 76.136 (+5.533 × 10⁻⁵ / −5.533 × 10⁻⁵) days
- Semi-major axis
- 0.3394 (+3.91 × 10⁻³ / −3.91 × 10⁻³) AU
- Equilibrium temperature
- 399 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