Exoplanet
HD 180902 b
341.08 light-years
- Discovery
- Radial Velocity · 2009
- Radius
- 13.5 Earth radii
- Mass
- 535.5436 (+13.031 / −13.031) Earth masses
- Orbital period
- 510.9 (+1.5 / −1.5) days
- Semi-major axis
- 1.4 (+0.11 / −0.11) AU
- Equilibrium temperature
- 412.37 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