The HD 143361 system contains 1 exoplanet. It is located 223.46 light years away from the solar system.
| Mass | 0.97 solar masses |
| Radius | 0.92 solar radiae |
| Temperature | 5507 kelvin |
| Stellar Metallicity | 0.14 decimal exponent |
| Age | 2.942 billion years |
At more than 50 Earth masses, HD 143361 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 1122.576 Earth masses |
| Density | 2.740 grams per cubic centimeter |
| Radius | 13.100 Earth radiae |
| Semi-major Axis | 1.988 AU |
| Eccentricity | 0.197 |
| Orbital Period | 1039.150 days |
| Discovery Method | Radial Velocity |
| Discovery Facility | Las Campanas Observatory |
| Discovery Telescope | 6.5 m Magellan II Clay Telescope |
| Discovery Instrument | MIKE Spectrograph |
| Discovery Date | 2009-03 |
| Reference | Minniti et al. 2009 |