Exoplanet CatalogExoplanet Kepler-189 c
Radius2.38 R⊕Earth = 1
Mass22.7 M⊕Earth = 1
Orbital period20.13 d
Equilibrium temp.544 K≈ 271 °C
Distance1,929.3 ly
Discovered2014Transit
Size compared (radius, Earth = 1)
1.00
2.38
3.88
11.21
Where it sits among all planets (percentile)
38%
63%
65%
31%
64%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of Kepler-189 (2)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| Kepler-189 b | 10.40 | 1.21 | 1.9 | 678 | 2014 |
| Kepler-189 c | 20.13 | 2.38 | 22.7 | 544 | 2014 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| Kepler-189 | – | 5,235 | 0.75 | 0.80 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.