Exoplanet
HIP 54515 b
270.09 light-years
- Discovery
- Imaging · 2026
- Radius
- 12.2 Earth radii
- Mass
- 5,625.5628 (+2,415.4959 / −1,557.3592) Earth masses
- Orbital period
- 3.3 × 10⁴ (+1.5 × 10⁴ / −8,800) days
- Semi-major axis
- 24.8 (+7.2 / −4.7) AU
- Equilibrium temperature
- 100.72 (+13.25 / −13.25) 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