The outer planets jupiter saturn uranus and neptune are made up of?

They are made up of mainly hydrogen and helium. They are called the gas giants

Aregion is an area of land that has common features. these features can be natural, such as climate or landscape. they can also be artificial, such as language or religion. the xinjiang uyghur autonomous region, above, is an area of china inhabited by uyghurs, a muslim group with ethnic ties to turkish people.