Exoplanet
HD 129445 b
219.96 light-years
- Discovery
- Radial Velocity · 2009
- Radius
- 13.3 Earth radii
- Mass
- 797.7493 (+349.6112 / −171.6273) Earth masses
- Orbital period
- 1,840 (+55 / −55) days
- Semi-major axis
- 2.9 (+0.2 / −0.2) AU
- Equilibrium temperature
- 173.36 (+6.17 / −6.17) 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