Exoplanet CatalogExoplanet Kepler-397 c
Radius6.18 R⊕Earth = 1
Mass31.6 M⊕Earth = 1
Orbital period135.50 d
Equilibrium temp.295 K≈ 22 °C
Distance3,160.5 ly
Discovered2014Transit
Size compared (radius, Earth = 1)
1.00
3.88
6.18
11.21
Where it sits among all planets (percentile)
66%
65%
85%
10%
82%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of Kepler-397 (2)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| Kepler-397 b | 22.25 | 2.46 | 6.6 | 539 | 2014 |
| Kepler-397 c | 135.50 | 6.18 | 31.6 | 295 | 2014 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| Kepler-397 | – | 5,307 | 0.77 | 0.84 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.