HATS-22 is a star with 0.76 times the mass of the Sun, and 0.69 times its radius. It is located 748.59 light years away from the solar system.
HATS-22 is known to have 1 exoplanets in orbit around it.
HATS-22 b was discovered by the HATSouth observatory, in 2017-06, using the transit method. Its semi-major axis is 0.05 astronomical units, as compared to Earth's which is 1 astronomical unit. The mass of HATS-22 b is 871.320 times the mass of Earth. The radius of HATS-22 b is 10.682 that of Earth. At more than 50 Earth masses, HATS-22 b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn in our solar system.