Exoplanet
K2-290 c
890.11 light-years
- Discovery
- Transit · 2019
- Radius
- 11.2763 (+0.5605 / −0.5605) Earth radii
- Mass
- 246.0004 (+14.938 / −14.938) Earth masses
- Orbital period
- 48.3669 (+4.1 × 10⁻⁴ / −4 × 10⁻⁴) days
- Semi-major axis
- 0.305 (+0.017 / −0.017) AU
- Equilibrium temperature
- 676 (+16 / −16) 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