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GJ 251 b
Orbiting GJ 251, discovered in 2020 (7525) by W. M. Keck Observatory via the Radial Velocity method.
Planet
| Radius | Unknown |
| Mass | 3.85 M⊕ |
| Orbital period | 14.24 Earth days (~0.0 Earth years) |
| Orbital eccentricity | 0.000 |
| Equilibrium temperature | 336 K (63 °C) |
Host star — GJ 251
| Temperature | 3342 K (3069 °C) |
| Radius | 0.36 R☉ |
| Mass | 0.35 M☉ |
Location
| Distance from Earth | 5.6 pc (~18 light-years) |
| Right ascension / Declination | 103.7002 / 33.2665 |
Last refreshed 2026-09-13 from NASA's Exoplanet Archive.