Exoplanet
HD 20329 b
207.7 light-years
- Discovery
- Transit · 2022
- Radius
- 1.72 (+0.07 / −0.07) Earth radii
- Mass
- 7.42 (+1.09 / −1.09) Earth masses
- Orbital period
- 0.9261 (+5 × 10⁻⁵ / −4.3 × 10⁻⁵) days
- Semi-major axis
- 0.018 (+3 × 10⁻⁴ / −3 × 10⁻⁴) AU
- Equilibrium temperature
- 2,141 (+27 / −27) 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