HD 63454 is a star with 0.42 times the mass of the Sun, and 0.77 times its radius. It is located 122.93 light years away from the solar system and is estimated to be 1 billion years old, as compared to the Sun which is roughly 4.6 billion years old.
HD 63454 is known to have 1 exoplanets in orbit around it.
HD 63454 b was discovered by the La Silla Observatory observatory, in 2005-08, using the radial velocity method. Its semi-major axis is 0.04 astronomical units, as compared to Earth's which is 1 astronomical unit. The mass of HD 63454 b is 79.500 times the mass of Earth. The radius of HD 63454 b is 12.310 that of Earth. At more than 50 Earth masses, HD 63454 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.