The HD 10442 system contains 1 exoplanet. It is located 441.53 light years away from the solar system.
| Mass | 1.01 solar masses |
| Radius | 1.97 solar radiae |
| Temperature | 4912 kelvin |
| Stellar Metallicity | 0.11 decimal exponent |
| Age | 10.65 billion years |
At more than 50 Earth masses, HD 10442 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 472.613 Earth masses |
| Density | 1.030 grams per cubic centimeter |
| Radius | 13.600 Earth radiae |
| Semi-major Axis | 2.01 AU |
| Eccentricity | 0.132 |
| Orbital Period | 1032.300 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | W. M. Keck Observatory |
| Discovery Telescope | 10 m Keck I Telescope |
| Discovery Instrument | HIRES Spectrometer |
| Discovery Date | 2015-01 |
| Reference | Giguere et al. 2015 |