TYC 0434-04538-1 is a star with 1.04 times the mass of the Sun, and 9.99 times its radius. It is located 2000.71 light years away from the solar system.
TYC 0434-04538-1 is known to have 1 exoplanets in orbit around it.
TYC 0434-04538-1 b was discovered by the Multiple Observatories observatory, in 2021-01, using the radial velocity method. Its semi-major axis is 0.66 astronomical units, as compared to Earth's which is 1 astronomical unit. The mass of TYC 0434-04538-1 b is 1939.800 times the mass of Earth. The radius of TYC 0434-04538-1 b is 12.700 that of Earth. At more than 50 Earth masses, TYC 0434-04538-1 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.