The K2-253 Exoplanetary System
K2-253 is a star with 1.08 times the mass of the Sun, and 1.1 times its radius. It is located 2941.27 light years away from the solar system.
K2-253 is known to have 1 exoplanets in orbit around it.
K2-253 b was discovered by the K2 observatory using the transit method. Its semi-major axis is 0.05 astronomical units, as compared to Earth's which is 1 astronomical unit. It takes 4.00 Earth days to complete an orbit around its host star, K2-253.
The mass of K2-253 b is 426.14 times the mass of Earth. The radius of K2-253 b is 12.67 that of Earth. At more than 50 Earth masses, K2-253 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.