Exoplanet
K2-108 b
1,556.73 light-years
- Discovery
- Transit · 2017
- Radius
- 5.33 (+0.21 / −0.21) Earth radii
- Mass
- 59.4 (+4.4 / −4.4) Earth masses
- Orbital period
- 4.734 (+2.21 × 10⁻⁴ / −2.27 × 10⁻⁴) days
- Semi-major axis
- 0.0581 (+9 × 10⁻⁴ / −9 × 10⁻⁴) AU
- Equilibrium temperature
- 1,360 (+29 / −29) 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