Exoplanet CatalogThe K2-189 system (2 planets)
Distance789.7 ly
Planets2
Spectral type–
Star Teff5,442 K
Orbital period (days)
2.59
6.68
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| K2-189 b | 2.59 | 1.40 | 2.6 | 1,203 | 2018 |
| K2-189 c | 6.68 | 2.31 | 6.0 | 877 | 2018 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.