Exoplanet
GJ 3473 b
89.25 light-years
- Discovery
- Transit · 2020
- Radius
- 1.264 (+0.05 / −0.049) Earth radii
- Mass
- 1.86 (+0.3 / −0.3) Earth masses
- Orbital period
- 1.198 (+1.8 × 10⁻⁶ / −1.9 × 10⁻⁶) days
- Semi-major axis
- 0.0159 (+6.2 × 10⁻⁴ / −6.2 × 10⁻⁴) AU
- Equilibrium temperature
- 773 (+16 / −15) 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