Exoplanet
K2-266 d
252.96 light-years
- Discovery
- Transit · 2018
- Radius
- 2.93 (+0.14 / −0.12) Earth radii
- Mass
- 8.9 (+5.7 / −3.8) Earth masses
- Orbital period
- 14.697 (+3.4 × 10⁻⁴ / −3.5 × 10⁻⁴) days
- Semi-major axis
- 0.1035 (+1.6 × 10⁻³ / −1.7 × 10⁻³) AU
- Equilibrium temperature
- 538.3 (+6.5 / −6.3) 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