Uranus is the seventh planet from the Sun.and the second largest planet in the Solar System, after Jupiter.
Uranus's atmosphere is composed of hydrogen and helium also containing more "ices" such as water, ammonia, and methaneand also of hydrocarbons.
It is the coldest planetary atmosphere in the Solar System, with a minimum temperature of 49 K.
It has the third-largest planetary radius and fourth-largest planetary mass in the Solar System.
Uranus is similar in composition to Neptune.Uranus's mass is roughly 14.5 times that of the Earth.