The HD 72659 system contains 1 exoplanet. It is located 169.26 light years away from the solar system.
| Mass | 1.43 solar masses |
| Radius | 1.46 solar radiae |
| Temperature | 5932 kelvin |
| Stellar Metallicity | -0.02 decimal exponent |
| Age | 6.5 billion years |
At more than 50 Earth masses, HD 72659 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 1223.646 Earth masses |
| Density | 3.060 grams per cubic centimeter |
| Radius | 13.000 Earth radiae |
| Semi-major Axis | 4.75 AU |
| Eccentricity | 0.22 |
| Orbital Period | 3658.000 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | W. M. Keck Observatory |
| Discovery Telescope | 10 m Keck I Telescope |
| Discovery Instrument | HIRES Spectrometer |
| Discovery Date | 2003-01 |
| Reference | Butler et al. 2003 |