The HD 117618 system contains 1 exoplanet. It is located 123.22 light years away from the solar system.
| Mass | 1.08 solar masses |
| Radius | 1.2 solar radiae |
| Temperature | 5990 kelvin |
| Stellar Metallicity | 0.028 decimal exponent |
| Age | 5.6 billion years |
At more than 50 Earth masses, HD 117618 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 55.302 Earth masses |
| Density | 0.479 grams per cubic centimeter |
| Radius | 8.590 Earth radiae |
| Semi-major Axis | 0.18 AU |
| Eccentricity | 0.15 |
| Orbital Period | 25.800 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Anglo-Australian Telescope |
| Discovery Telescope | 3.9 m Anglo-Australian Telescope |
| Discovery Instrument | UCLES Spectrograph |
| Discovery Date | 2005-04 |
| Reference | Tinney et al. 2005 |