Exoplanet CatalogExoplanet Kepler-331 c
Radius1.84 R⊕Earth = 1
Mass4.0 M⊕Earth = 1
Orbital period17.28 d
Equilibrium temp.425 K≈ 152 °C
Distance1,892.1 ly
Discovered2014Transit
Size compared (radius, Earth = 1)
1.00
1.84
3.88
11.21
Where it sits among all planets (percentile)
25%
23%
62%
20%
64%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of Kepler-331 (3)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| Kepler-331 b | 8.46 | 1.82 | 4.0 | 540 | 2014 |
| Kepler-331 c | 17.28 | 1.84 | 4.0 | 425 | 2014 |
| Kepler-331 d | 32.13 | 1.64 | 3.3 | 346 | 2014 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| Kepler-331 | – | 4,347 | 0.49 | 0.65 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.