Exoplanet
Kepler-989 b
1,604.62 light-years
- Discovery
- Transit · 2016
- Radius
- 2.21 (+0.14 / −0.13) Earth radii
- Mass
- 5.52 Earth masses
- Orbital period
- 7.9643 (+9.617 × 10⁻⁶ / −9.617 × 10⁻⁶) days
- Semi-major axis
- 0.0734 AU
- Equilibrium temperature
- 805 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