Exoplanet
HR 858 d
104.25 light-years
- Discovery
- Transit · 2019
- Radius
- 2.001 (+0.063 / −0.064) Earth radii
- Mass
- 7.1 (+1.6 / −1.6) Earth masses
- Orbital period
- 11.2305 (+4.3 × 10⁻⁵ / −4.5 × 10⁻⁵) days
- Semi-major axis
- 0.1046 (+1.4 × 10⁻³ / −1.4 × 10⁻³) AU
- Equilibrium temperature
- 1,061 (+15 / −16) 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