Exoplanet
K2-33 b
454.23 light-years
- Discovery
- Transit · 2016
- Radius
- 5.04 (+0.34 / −0.37) Earth radii
- Mass
- < 1,175.971 Earth masses
- Orbital period
- 5.4249 (+3.5 × 10⁻⁵ / −3.1 × 10⁻⁵) days
- Semi-major axis
- 0.0409 (+2.1 × 10⁻³ / −2.3 × 10⁻³) AU
- Equilibrium temperature
- 850 (+50 / −50) 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