Exoplanet
Kepler-489 b
1,205.62 light-years
- Discovery
- Transit · 2016
- Radius
- 7.72 (+0.17 / −0.2) Earth radii
- Mass
- 46.1 Earth masses
- Orbital period
- 17.2763 (+2.455 × 10⁻⁶ / −2.455 × 10⁻⁶) days
- Semi-major axis
- 0.1211 (+1.29 × 10⁻³ / −1.29 × 10⁻³) AU
- Equilibrium temperature
- 538 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