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HD 217107 b
Orbiting HD 217107, discovered in 1998 (7503) by Lick Observatory via the Radial Velocity method.
Planet
| Radius | Unknown |
| Mass | 459.58 M⊕ |
| Orbital period | 7.13 Earth days (~0.0 Earth years) |
| Orbital eccentricity | 0.128 |
| Equilibrium temperature | Unknown |
Host star — HD 217107
| Temperature | Unknown |
| Radius | 1.22 R☉ |
| Mass | 1.04 M☉ |
Location
| Distance from Earth | 20.1 pc (~65 light-years) |
| Right ascension / Declination | 344.5647 / -2.3954 |
Last refreshed 2026-09-14 from NASA's Exoplanet Archive.