Exoplanet
HAT-P-2 c
416.74 light-years
- Discovery
- Radial Velocity · 2023
- Radius
- 12.4 Earth radii
- Mass
- 3,400.764 (+1,652.7077 / −699.2225) Earth masses
- Orbital period
- 8,500 (+2,600 / −1,500) days
- Semi-major axis
- Unknown
- Equilibrium temperature
- Unknown
- 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