Exoplanet CatalogExoplanet K2-172 b
Radius1.67 R⊕Earth = 1
Mass3.4 M⊕Earth = 1
Orbital period14.32 d
Equilibrium temp.–
Distance814.5 ly
Discovered2018Transit
Size compared (radius, Earth = 1)
1.00
1.67
3.88
11.21
Where it sits among all planets (percentile)
21%
19%
58%
41%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of K2-172 (2)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| K2-172 b | 14.32 | 1.67 | 3.4 | – | 2018 |
| K2-172 c | 29.63 | 3.21 | 10.4 | – | 2018 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| K2-172 | – | 5,569 | 0.87 | 0.93 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.