The HD 133131 B system contains 3 exoplanets. It is located 167.32 light years away from the solar system.
| Mass | 0.93 solar masses |
| Radius | 0.99 solar radiae |
| Temperature | 5805 kelvin |
| Stellar Metallicity | -0.281 decimal exponent |
| Age | 9.7 billion years |
At more than 50 Earth masses, HD 133131 B b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 794.575 Earth masses |
| Density | 1.860 grams per cubic centimeter |
| Radius | 13.300 Earth radiae |
| Semi-major Axis | 6.15 AU |
| Eccentricity | 0.61 |
| Orbital Period | 5769.000 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Las Campanas Observatory |
| Discovery Telescope | 6.5 m Magellan II Clay Telescope |
| Discovery Instrument | Carnegie Planet Finder Spectrograph |
| Discovery Date | 2016-12 |
| Reference | Teske et al. 2016 |