Exoplanet
HD 29021 b
101.09 light-years
- Discovery
- Radial Velocity · 2017
- Radius
- 12.9 Earth radii
- Mass
- 1,420.693 (+212.945 / −206.5885) Earth masses
- Orbital period
- 1,365 (+7 / −7) days
- Semi-major axis
- 2.294 (+0.019 / −0.019) AU
- Equilibrium temperature
- 163.2 (+8.77 / −8.77) 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