Exoplanet
HD 158259 d
88.22 light-years
- Discovery
- Radial Velocity · 2020
- Radius
- 2.18 Earth radii
- Mass
- 5.41 (+0.74 / −0.71) Earth masses
- Orbital period
- 5.1981 (+8.186 × 10⁻⁴ / −8.814 × 10⁻⁴) days
- Semi-major axis
- Unknown
- Equilibrium temperature
- Unknown
- Mass provenance
- Msini
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