Exoplanet
HD 181234 b
155.73 light-years
- Discovery
- Radial Velocity · 2019
- Radius
- 12.5 Earth radii
- Mass
- 2,980.9126 (+321.0067 / −315.6036) Earth masses
- Orbital period
- 7,593.4051 (+113.6102 / −121.826) days
- Semi-major axis
- 7.427 (+0.304 / −0.34) AU
- Equilibrium temperature
- 98.09 (+2.64 / −2.64) 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