The Ross 458 system contains 1 exoplanet. It is located 37.54 light years away from the solar system.
| Mass | 0.56 solar masses |
| Radius | 0.56 solar radiae |
| Temperature | 3646 kelvin |
| Stellar Metallicity | - decimal exponent |
| Age | 0.5 billion years |
At more than 50 Earth masses, Ross 458 c is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 1906.980 Earth masses |
| Density | 3.810 grams per cubic centimeter |
| Radius | 14.011 Earth radiae |
| Semi-major Axis | 1100 AU |
| Eccentricity | NaN |
| Orbital Period | NaN days |
| Discovery Method | Imaging |
| Discovery Facility | Las Campanas Observatory |
| Discovery Telescope | 6.5 m Magellan I Baade Telescope |
| Discovery Instrument | FIRE Spectrograph |
| Discovery Date | 2010-12 |
| Reference | Burgasser et al. 2010 |