Exoplanet CatalogExoplanet K2-8 b
Radius3.58 R⊕Earth = 1
Mass12.5 M⊕Earth = 1
Orbital period10.35 d
Equilibrium temp.631 K≈ 358 °C
Distance1,316.1 ly
Discovered2015Transit
Size compared (radius, Earth = 1)
1.00
3.58
3.88
11.21
Where it sits among all planets (percentile)
59%
56%
49%
38%
54%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of K2-8 (2)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| K2-8 c | 5.06 | 2.41 | 6.4 | 801 | 2016 |
| K2-8 b | 10.35 | 3.58 | 12.5 | 631 | 2015 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| K2-8 | K3 V | 4,870 | 0.74 | 0.78 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.