Exoplanet CatalogThe Kepler-121 system (2 planets)
Distance1,665.1 ly
Planets2
Spectral type–
Star Teff5,311 K
Orbital period (days)
3.18
41.01
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| Kepler-121 b | 3.18 | 2.34 | 6.1 | 997 | 2014 |
| Kepler-121 c | 41.01 | 2.27 | 5.8 | 425 | 2014 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.