Exoplanet
HIP 98599 b
247.69 light-years
- Discovery
- Radial Velocity · 2026
- Radius
- 12.7 Earth radii
- Mass
- 2,177.1246 (+31.7828 / −69.9222) Earth masses
- Orbital period
- 2,656 (+40 / −16) days
- Semi-major axis
- 3.96 (+0.07 / −0.01) AU
- Equilibrium temperature
- 171.08 (+9.19 / −9.19) 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