Exoplanet
Kepler-281 d
5,692.9 light-years
- Discovery
- Transit · 2021
- Radius
- 5.9375 Earth radii
- Mass
- 654 (+100 / −104) Earth masses
- Orbital period
- 148.272 days
- Semi-major axis
- 0.5456 AU
- Equilibrium temperature
- 321 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