WASP-43 is a star with 0.58 times the mass of the Sun, and 0.6 times its radius. It is located 282.93 light years away from the solar system and is estimated to be 7 billion years old, as compared to the Sun which is roughly 4.6 billion years old.
WASP-43 is known to have 1 exoplanets in orbit around it.
WASP-43 b was discovered by the SuperWASP observatory, in 2011-11, using the transit method. Its semi-major axis is 0.01 astronomical units, as compared to Earth's which is 1 astronomical unit. The mass of WASP-43 b is 566.040 times the mass of Earth. The radius of WASP-43 b is 10.424 that of Earth. At more than 50 Earth masses, WASP-43 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.