Exoplanet
Kepler-381 d
871.89 light-years
- Discovery
- Transit · 2021
- Radius
- 1.0668 Earth radii
- Mass
- 1.23 Earth masses
- Orbital period
- 8.2563 days
- Semi-major axis
- 0.0836 (+7.9 × 10⁻⁴ / −7.9 × 10⁻⁴) AU
- Equilibrium temperature
- 1,387 K
- Mass provenance
- M-R relationship
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