The HIP 56640 system contains 1 exoplanet. It is located 398.97 light years away from the solar system.
| Mass | 1.75 solar masses |
| Radius | 4.93 solar radiae |
| Temperature | 4769 kelvin |
| Stellar Metallicity | -0.03 decimal exponent |
| Age | 9.15 billion years |
At more than 50 Earth masses, HIP 56640 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 2151.647 Earth masses |
| Density | 5.770 grams per cubic centimeter |
| Radius | 12.700 Earth radiae |
| Semi-major Axis | 4.550828 AU |
| Eccentricity | 0.118397 |
| Orbital Period | 2675.576 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Multiple Observatories |
| Discovery Telescope | Multiple Telescopes |
| Discovery Instrument | Multiple Instruments |
| Discovery Date | 2021-02 |
| Reference | Jones et al. 2021 |