HD 290327 is a star with 0.84 times the mass of the Sun, and 0.95 times its radius. It is located 184.06 light years away from the solar system.
HD 290327 is known to have 1 exoplanets in orbit around it.
HD 290327 b was discovered by the La Silla Observatory observatory, in 2010-11, using the radial velocity method. Its semi-major axis is 3.43 astronomical units, as compared to Earth's which is 1 astronomical unit. The mass of HD 290327 b is 772.740 times the mass of Earth. The radius of HD 290327 b is 13.300 that of Earth. At more than 50 Earth masses, HD 290327 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.