Exoplanet CatalogExoplanet K2-12 b
Radius2.44 R⊕Earth = 1
Mass5.2 M⊕Earth = 1
Orbital period8.28 d
Equilibrium temp.1,026 K≈ 753 °C
Distance1,064.5 ly
Discovered2015Transit
Size compared (radius, Earth = 1)
1.00
2.44
3.88
11.21
Where it sits among all planets (percentile)
40%
30%
43%
71%
48%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of K2-12 (1)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| K2-12 b | 8.28 | 2.44 | 5.2 | 1,026 | 2015 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| K2-12 | F9 | 5,672 | 1.12 | 0.96 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.