The HD 8574 system contains 1 exoplanet. It is located 146.20 light years away from the solar system.
| Mass | 1.34 solar masses |
| Radius | 1.38 solar radiae |
| Temperature | 6064 kelvin |
| Stellar Metallicity | 0.01 decimal exponent |
| Age | 5.6 billion years |
At more than 50 Earth masses, HD 8574 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 645.195 Earth masses |
| Density | 1.470 grams per cubic centimeter |
| Radius | 13.400 Earth radiae |
| Semi-major Axis | 0.76 AU |
| Eccentricity | 0.3 |
| Orbital Period | 227.000 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Haute-Provence Observatory |
| Discovery Telescope | 1.93 m Telescope |
| Discovery Instrument | ELODIE Spectrograph |
| Discovery Date | 2003-11 |
| Reference | Perrier et al. 2003 |