Exoplanet CatalogExoplanet GJ 251 b
Radius1.79 R⊕Earth = 1
Mass3.8 M⊕Earth = 1
Orbital period14.24 d
Equilibrium temp.336 K≈ 63 °C
Distance18.2 ly
Discovered2020Radial Velocity
Size compared (radius, Earth = 1)
1.00
1.79
3.88
11.21
Where it sits among all planets (percentile)
24%
22%
57%
13%
1%
Share of planets with a smaller value (of 6,445 planets, where known).
Planets of GJ 251 (2)
| Planet | Period (d) | Radius (R⊕) | Mass (M⊕) | Eq. temp K | Year |
|---|---|---|---|---|---|
| GJ 251 b | 14.24 | 1.79 | 3.8 | 336 | 2020 |
| GJ 251 c | 53.65 | 1.80 | 3.9 | 216 | 2025 |
| Host star | Spectral type | Teff K | Radius (R☉) | Mass (M☉) |
|---|---|---|---|---|
| GJ 251 | M3.0 V | 3,342 | 0.36 | 0.35 |
Values are NASA Exoplanet Archive estimates and may change. Equilibrium temperature is a theoretical value ignoring any atmosphere.