Exoplanet
GJ 876 b
15.25 light-years
- Discovery
- Radial Velocity · 1998
- Radius
- 13.3 Earth radii
- Mass
- 723.2235 (+1.4302 / −1.4302) Earth masses
- Orbital period
- 61.1166 (+8.6 × 10⁻³ / −8.6 × 10⁻³) days
- Semi-major axis
- 0.2083 (+2 × 10⁻⁵ / −2 × 10⁻⁵) AU
- Equilibrium temperature
- 190.6 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