The HATS-55 system contains 1 exoplanet. It is located 1989.02 light years away from the solar system.
| Mass | 1.2 solar masses |
| Radius | 1.13 solar radiae |
| Temperature | 6214 kelvin |
| Stellar Metallicity | 0.108 decimal exponent |
| Age | 0.4 billion years |
At more than 50 Earth masses, HATS-55 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 292.721 Earth masses |
| Density | 0.587 grams per cubic centimeter |
| Radius | 14.022 Earth radiae |
| Semi-major Axis | 0.05412 AU |
| Eccentricity | 0.092 |
| Orbital Period | 4.204 days |
| Discovery Method | Transit |
| Discovery Facility | HATSouth |
| Discovery Telescope | 0.18 m Takahashi Epsilon Astrograph |
| Discovery Instrument | Apogee 4K CCD Sensor |
| Discovery Date | 2019-08 |
| Reference | Espinoza et al. 2019 |