← Back to Exoplanet Archive
Kepler-138 c
Orbiting Kepler-138, discovered in 2014 (7519) by Kepler via the Transit method.
Planet
| Radius | 1.51 R⊕ |
| Mass | 2.30 M⊕ |
| Orbital period | 13.78 Earth days (~0.0 Earth years) |
| Orbital eccentricity | 0.017 |
| Equilibrium temperature | 410 K (137 °C) |
Host star — Kepler-138
| Temperature | 3841 K (3568 °C) |
| Radius | 0.54 R☉ |
| Mass | 0.54 M☉ |
Location
| Distance from Earth | 66.9 pc (~218 light-years) |
| Right ascension / Declination | 290.3814 / 43.2931 |
Last refreshed 2026-09-13 from NASA's Exoplanet Archive.