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XO-2 S b
Orbiting XO-2 S, discovered in 2014 (7519) by Roque de los Muchachos Observatory via the Radial Velocity method.
Planet
| Radius | Unknown |
| Mass | 82.64 M⊕ |
| Orbital period | 18.22 Earth days (~0.0 Earth years) |
| Orbital eccentricity | 0.150 |
| Equilibrium temperature | Unknown |
Host star — XO-2 S
| Temperature | 5325 K (5052 °C) |
| Radius | 1.02 R☉ |
| Mass | 0.98 M☉ |
Location
| Distance from Earth | 151.4 pc (~494 light-years) |
| Right ascension / Declination | 117.0310 / 50.2169 |
Last refreshed 2026-09-14 from NASA's Exoplanet Archive.