Exoplanet
Kepler-881 b
4,485.24 light-years
- Discovery
- Transit · 2016
- Radius
- 1.78 (+0.43 / −0.32) Earth radii
- Mass
- 3.82 Earth masses
- Orbital period
- 4.4445 (+2.53 × 10⁻⁵ / −2.53 × 10⁻⁵) days
- Semi-major axis
- 0.0552 AU
- Equilibrium temperature
- 1,217 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