Exoplanet
GJ 4276 b
69.59 light-years
- Discovery
- Radial Velocity · 2019
- Radius
- 4.22 Earth radii
- Mass
- 16.57 (+0.94 / −0.95) Earth masses
- Orbital period
- 13.352 (+3 × 10⁻³ / −3 × 10⁻³) days
- Semi-major axis
- 0.082 (+2 × 10⁻³ / −2 × 10⁻³) AU
- Equilibrium temperature
- 363.86 (+9.73 / −9.73) 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