Exoplanet
K2-53 b
450.15 light-years
- Discovery
- Transit · 2016
- Radius
- 2.6 (+0.1 / −0.1) Earth radii
- Mass
- 7.27 Earth masses
- Orbital period
- 12.2077 (+1.23 × 10⁻⁴ / −1.13 × 10⁻⁴) days
- Semi-major axis
- 0.098 (+1 × 10⁻³ / −1 × 10⁻³) AU
- Equilibrium temperature
- 665 (+13 / −13) 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