Exoplanet
K2-123 b
526.92 light-years
- Discovery
- Transit · 2017
- Radius
- 2.76 (+0.16 / −0.16) Earth radii
- Mass
- 8.05 Earth masses
- Orbital period
- 30.9515 (+3.625 × 10⁻³ / −3.32 × 10⁻³) days
- Semi-major axis
- 0.1649 (+8 × 10⁻⁴ / −8 × 10⁻⁴) AU
- Equilibrium temperature
- 338 (+5 / −5) 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