Exoplanet
2MASS J02192210-3925225 b
130.75 light-years
- Discovery
- Imaging · 2015
- Radius
- 16.141 (+0.3363 / −0.3363) Earth radii
- Mass
- 4,417.837 (+349.613 / −349.613) Earth masses
- Orbital period
- Unknown
- Semi-major axis
- 156 (+10 / −10) AU
- Equilibrium temperature
- 6.27 (+0.29 / −0.29) 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