Exoplanet CatalogExoplanet Kepler-12 b
Radius19.66 R⊕Earth = 1
Mass137.3 M⊕Earth = 1
Orbital period4.44 d
Equilibrium temp.1,480 K≈ 1,207 °C
Distance2,874.7 ly
Discovered2011Transit
Size compared (radius, Earth = 1)
1.00
3.88
11.21
19.66
Where it sits among all planets (percentile)
99%
73%
26%
89%
78%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of Kepler-12 (1)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| Kepler-12 b | 4.44 | 19.66 | 137.3 | 1,480 | 2011 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| Kepler-12 | – | 5,947 | 1.48 | 1.17 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.