The Gl 686 system contains 1 exoplanet. It is located 26.61 light years away from the solar system.
| Mass | 0.43 solar masses |
| Radius | 0.43 solar radiae |
| Temperature | 3656 kelvin |
| Stellar Metallicity | -0.23 decimal exponent |
| Age | - billion years |
At more than 10 Earth masses, Gl 686 b is an ice giant, a planet that is made up mostly of volatiles like water, amonia and methane, and enveloped by a dense hydrogen and helium atmosphere, much like Uranus and Neptune.
| Mass | 6.624 Earth masses |
| Density | 2.450 grams per cubic centimeter |
| Radius | 2.460 Earth radiae |
| Semi-major Axis | 0.091 AU |
| Eccentricity | 0.05 |
| Orbital Period | 15.530 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Roque de los Muchachos Observatory |
| Discovery Telescope | 3.58 m Telescopio Nazionale Galileo |
| Discovery Instrument | HARPS-N Spectrograph |
| Discovery Date | 2019-02 |
| Reference | Affer et al. 2019 |