The HD 17674 system contains 1 exoplanet. It is located 144.90 light years away from the solar system.
| Mass | 0.98 solar masses |
| Radius | 1.18 solar radiae |
| Temperature | 5904 kelvin |
| Stellar Metallicity | -0.16 decimal exponent |
| Age | 8.4 billion years |
At more than 50 Earth masses, HD 17674 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 276.512 Earth masses |
| Density | 0.566 grams per cubic centimeter |
| Radius | 13.900 Earth radiae |
| Semi-major Axis | 1.42 AU |
| Eccentricity | 0.13 |
| Orbital Period | 623.800 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Haute-Provence Observatory |
| Discovery Telescope | 1.93 m Telescope |
| Discovery Instrument | Multiple Instruments |
| Discovery Date | 2017-05 |
| Reference | Rey et al. 2017 |