The HD 148427 system contains 1 exoplanet. It is located 232.71 light years away from the solar system.
| Mass | 1.64 solar masses |
| Radius | 3.86 solar radiae |
| Temperature | 5025 kelvin |
| Stellar Metallicity | 0.08 decimal exponent |
| Age | 2.5 billion years |
At more than 50 Earth masses, HD 148427 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 413.179 Earth masses |
| Density | 0.903 grams per cubic centimeter |
| Radius | 13.600 Earth radiae |
| Semi-major Axis | 1.04 AU |
| Eccentricity | 0.16 |
| Orbital Period | 331.500 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 |