Exoplanet CatalogExoplanet K2-389 c
Radius2.04 R⊕Earth = 1
Mass4.8 M⊕Earth = 1
Orbital period20.85 d
Equilibrium temp.–
Distance845.4 ly
Discovered2022Transit
Size compared (radius, Earth = 1)
1.00
2.04
3.88
11.21
Where it sits among all planets (percentile)
29%
28%
66%
42%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of K2-389 (2)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| K2-389 b | 8.58 | 2.33 | 6.0 | 932 | 2022 |
| K2-389 c | 20.85 | 2.04 | 4.8 | – | 2022 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| K2-389 | G3 | 5,782 | 1.08 | 0.80 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.