The HATS-77 system contains 1 exoplanet. It is located 1422.61 light years away from the solar system.
| Mass | 0.66 solar masses |
| Radius | 0.64 solar radiae |
| Temperature | 4071 kelvin |
| Stellar Metallicity | 0.253 decimal exponent |
| Age | 12.1 billion years |
At more than 50 Earth masses, HATS-77 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn.
| Mass | 436.696 Earth masses |
| Density | 1.077 grams per cubic centimeter |
| Radius | 13.058 Earth radiae |
| Semi-major Axis | 0.03607 AU |
| Eccentricity | 0.045 |
| Orbital Period | 3.088 days |
| Discovery Method | Transit |
| Discovery Facility | HATSouth |
| Discovery Telescope | 0.18 m Takahashi Epsilon Astrograph |
| Discovery Instrument | Apogee 4K CCD Sensor |
| Discovery Date | 2022-03 |
| Reference | Jordán et al. 2022 |