11 Com is a star with 2.7 times the mass of the Sun, and 19 times its radius. It is located 303.93 light years away from the solar system.
11 Com is known to have 1 exoplanets in orbit around it.
11 Com b was discovered by the Xinglong Station observatory, in 2008-01, using the radial velocity method. Its semi-major axis is 1.29 astronomical units, as compared to Earth's which is 1 astronomical unit. The mass of 11 Com b is 6169.200 times the mass of Earth. The radius of 11 Com b is 12.100 that of Earth. At more than 50 Earth masses, 11 Com 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.