Exoplanet
CT Cha b
622.05 light-years
- Discovery
- Imaging · 2007
- Radius
- 24.66 (+9.08 / −6.73) Earth radii
- Mass
- 5,403 (+1,907 / −1,907) Earth masses
- Orbital period
- Unknown
- Semi-major axis
- 440 AU
- Equilibrium temperature
- 2,600 (+250 / −250) 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