Exoplanet
K2-356 b
1,159.62 light-years
- Discovery
- Transit · 2021
- Radius
- 2.29 (+0.15 / −0.12) Earth radii
- Mass
- 5.86 Earth masses
- Orbital period
- 21.0267 (+3.6912 × 10⁻³ / −3.8993 × 10⁻³) days
- Semi-major axis
- 0.1599 (+0.0178 / −0.0306) AU
- Equilibrium temperature
- 624 (+0 / −37) 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