The HD 89307 system contains 1 exoplanet. It is located 104.40 light years away from the solar system.
| Mass | 1.27 solar masses |
| Radius | 1.1 solar radiae |
| Temperature | 5955 kelvin |
| Stellar Metallicity | -0.13 decimal exponent |
| Age | 2.31 billion years |
At more than 50 Earth masses, HD 89307 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 670.621 Earth masses |
| Density | 1.530 grams per cubic centimeter |
| Radius | 13.400 Earth radiae |
| Semi-major Axis | 3.27 AU |
| Eccentricity | 0.2 |
| Orbital Period | 2166.000 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Lick Observatory |
| Discovery Telescope | 3.0 m C. Donald Shane Telescope |
| Discovery Instrument | Hamilton Echelle Spectrograph |
| Discovery Date | 2009-10 |
| Reference | Fischer et al. 2009 |