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16 Cyg B b
Orbiting 16 Cyg B, discovered in 1996 (7501) by Multiple Observatories via the Radial Velocity method.
Planet
| Radius | Unknown |
| Mass | 565.74 M⊕ |
| Orbital period | 798.50 Earth days (~2.2 Earth years) |
| Orbital eccentricity | 0.680 |
| Equilibrium temperature | Unknown |
Host star — 16 Cyg B
| Temperature | 5750 K (5477 °C) |
| Radius | 1.13 R☉ |
| Mass | 1.08 M☉ |
Location
| Distance from Earth | 21.1 pc (~69 light-years) |
| Right ascension / Declination | 295.4656 / 50.5168 |
Last refreshed 2026-09-14 from NASA's Exoplanet Archive.