Exoplanet
HD 103891 b
181.09 light-years
- Discovery
- Radial Velocity · 2022
- Radius
- 13.2 Earth radii
- Mass
- 918.5241 (+298.7587 / −266.9759) Earth masses
- Orbital period
- 1,919 (+14 / −15) days
- Semi-major axis
- 3.27 (+0.02 / −0.01) AU
- Equilibrium temperature
- 241.25 (+2.88 / −2.88) 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