Exoplanet
Kepler-128 c
1,292.82 light-years
- Discovery
- Transit · 2013
- Radius
- 1.521 (+0.047 / −0.047) Earth radii
- Mass
- 3.38 (+0.67 / −0.59) Earth masses
- Orbital period
- 22.8 days
- Semi-major axis
- 0.1652 (+2.73 × 10⁻³ / −2.73 × 10⁻³) AU
- Equilibrium temperature
- 843 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