Exoplanet
CD Cet b
28.07 light-years
- Discovery
- Radial Velocity · 2020
- Radius
- 1.82 Earth radii
- Mass
- 3.95 (+0.42 / −0.43) Earth masses
- Orbital period
- 2.2907 (+1.2 × 10⁻⁴ / −1.2 × 10⁻⁴) days
- Semi-major axis
- 0.0185 (+1.3 × 10⁻³ / −1.3 × 10⁻³) AU
- Equilibrium temperature
- 464 (+18 / −18) K
- Mass provenance
- Msini
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