Exoplanet
K2-261 b
695.64 light-years
- Discovery
- Transit · 2018
- Radius
- 9.2698 (+0.3699 / −0.3363) Earth radii
- Mass
- 68.9688 (+7.9457 / −9.217) Earth masses
- Orbital period
- 11.6335 (+4.4 × 10⁻⁶ / −4.4 × 10⁻⁶) days
- Semi-major axis
- 0.1086 (+1.2 × 10⁻³ / −1.2 × 10⁻³) AU
- Equilibrium temperature
- 1,036 (+10 / −10) 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