uranus88Uranus’s Unique Atmosphere. When we talk about Uranus, one of the first things that comes to mind is its unusual atmosphere. This distant ice giant boasts a composition quite different from the more familiar planets like Earth or Mars.Like Saturn, Jupiter, and Neptune, Uranus is a b ball of gas, often called a jovian or gas giant world.Uranus owes its vibrant blue-green hues not from unusual oceans but from an upper