The HD 102956 system contains 1 exoplanet. It is located 397.55 light years away from the solar system.
| Mass | 1.66 solar masses |
| Radius | 4.55 solar radiae |
| Temperature | 4985 kelvin |
| Stellar Metallicity | 0.19 decimal exponent |
| Age | 2.3 billion years |
At more than 50 Earth masses, HD 102956 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 305.117 Earth masses |
| Density | 0.638 grams per cubic centimeter |
| Radius | 13.800 Earth radiae |
| Semi-major Axis | 0.0807 AU |
| Eccentricity | 0.037 |
| Orbital Period | 6.495 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | W. M. Keck Observatory |
| Discovery Telescope | 10 m Keck I Telescope |
| Discovery Instrument | HIRES Spectrometer |
| Discovery Date | 2010-10 |
| Reference | Johnson et al. 2010 |