Exoplanet
K2-277 b
368.96 light-years
- Discovery
- Transit · 2018
- Radius
- 2.1858 (+0.2018 / −0.1233) Earth radii
- Mass
- 7.4 (+3.3 / −3.3) Earth masses
- Orbital period
- 6.3268 (+1.5 × 10⁻⁵ / −1.2 × 10⁻⁵) days
- Semi-major axis
- 0.0664 (+1.2 × 10⁻³ / −1.3 × 10⁻³) AU
- Equilibrium temperature
- 1,049 (+15 / −15) 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