The HATS-8 system contains 1 exoplanet. It is located 2591.76 light years away from the solar system.
| Mass | 1.06 solar masses |
| Radius | 1.09 solar radiae |
| Temperature | 5679 kelvin |
| Stellar Metallicity | 0.21 decimal exponent |
| Age | 5.1 billion years |
At more than 10 Earth masses, HATS-8 b is an ice giant, a planet that is made up mostly of volatiles like water, amonia and methane, and enveloped by a dense hydrogen and helium atmosphere, much like Uranus and Neptune.
| Mass | 43.861 Earth masses |
| Density | 0.259 grams per cubic centimeter |
| Radius | 9.785 Earth radiae |
| Semi-major Axis | 0.04667 AU |
| Eccentricity | 0.376 |
| Orbital Period | 3.584 days |
| Discovery Method | Transit |
| Discovery Facility | HATSouth |
| Discovery Telescope | 0.18 m Takahashi Epsilon Astrograph |
| Discovery Instrument | Apogee 4K CCD Sensor |
| Discovery Date | 2015-08 |
| Reference | Bayliss et al. 2015 |