HD 220149 b is an exoplanet located approximately 124 light-years away from Earth in the constellation of Aquarius. It orbits a star similar to our Sun, known as HD 220149, and is classified as a gas giant, meaning it is primarily composed of hydrogen and helium. This planet has a mass about 1.5 times that of Jupiter, making it significantly larger than many other known exoplanets. HD 220149 b completes its orbit around its star in about 7.5 days, indicating it is situated very close to its host star, resulting in high temperatures on its surface.