HIP 65891 is a star with 2.5 times the mass of the Sun, and 8.93 times its radius. It is located 490.19 light years away from the solar system.
HIP 65891 is known to have 1 exoplanets in orbit around it.
HIP 65891 b was discovered by the Multiple Observatories observatory, in 2015-08, using the radial velocity method. Its semi-major axis is 2.81 astronomical units, as compared to Earth's which is 1 astronomical unit. The mass of HIP 65891 b is 1908.000 times the mass of Earth. The radius of HIP 65891 b is 12.800 that of Earth. At more than 50 Earth masses, HIP 65891 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.