Exoplanet CatalogThe K2-331 system (2 planets)
Distance689.6 ly
Planets2
Spectral type–
Star Teff5,994 K
Orbital period (days)
9.40
23.00
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| K2-331 b | 9.40 | 1.79 | 3.9 | 909 | 2021 |
| K2-331 c | 23.00 | 2.72 | 7.8 | 673 | 2021 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.