Exoplanet
HD 284149 AB b
384.24 light-years
- Discovery
- Imaging · 2017
- Radius
- 12 Earth radii
- Mass
- 8,352.5305 (+931.2372 / −931.2372) Earth masses
- Orbital period
- Unknown
- Semi-major axis
- 431.16 (+2.93 / −2.93) AU
- Equilibrium temperature
- 2,395 (+113 / −113) 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