The HD 25171 system contains 1 exoplanet. It is located 181.39 light years away from the solar system.
| Mass | 1.08 solar masses |
| Radius | 1.23 solar radiae |
| Temperature | 6125 kelvin |
| Stellar Metallicity | -0.12 decimal exponent |
| Age | 4.802 billion years |
At more than 50 Earth masses, HD 25171 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 290.814 Earth masses |
| Density | 0.595 grams per cubic centimeter |
| Radius | 13.900 Earth radiae |
| Semi-major Axis | 2.971 AU |
| Eccentricity | 0.042 |
| Orbital Period | 1802.290 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | La Silla Observatory |
| Discovery Telescope | 3.6 m ESO Telescope |
| Discovery Instrument | HARPS Spectrograph |
| Discovery Date | 2011-03 |
| Reference | Moutou et al. 2011 |