Exoplanet
HIP 29442 d
222.41 light-years
- Discovery
- Radial Velocity · 2023
- Radius
- 1.538 (+0.049 / −0.049) Earth radii
- Mass
- 5.14 (+0.41 / −0.41) Earth masses
- Orbital period
- 6.4296 (+2.6 × 10⁻⁵ / −2.6 × 10⁻⁵) days
- Semi-major axis
- 0.0673 (+1.2 × 10⁻³ / −1.2 × 10⁻³) AU
- Equilibrium temperature
- 920 (+16 / −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