Exoplanet CatalogExoplanet WISPIT 1 c
Radius12.80 R⊕Earth = 1
Mass1,684.5 M⊕Earth = 1
Orbital period–
Equilibrium temp.8 K≈ -265 °C
Distance750.2 ly
Discovered2025Imaging
Size compared (radius, Earth = 1)
1.00
3.88
11.21
12.80
Where it sits among all planets (percentile)
82%
93%
0%
40%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of WISPIT 1 (2)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| WISPIT 1 b | – | 12.40 | 3,305.4 | 13 | 2025 |
| WISPIT 1 c | – | 12.80 | 1,684.5 | 8 | 2025 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| WISPIT 1 | K4 V | 4,670 | 1.12 | 0.72 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.