Exoplanet
HD 219139 b
342.25 light-years
- Discovery
- Radial Velocity · 2021
- Radius
- 14 Earth radii
- Mass
- 247.9062 (+15.8914 / −63.5657) Earth masses
- Orbital period
- 275.5 (+2.3 / −1) days
- Semi-major axis
- 0.94 (+0.06 / −0.07) AU
- Equilibrium temperature
- 804.83 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