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What is the atmosphere of jupiter?

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The atmosphere of Jupiter is the largest planetary atmosphere in the Solar System. It is mostly made of molecular hydrogen and helium in roughly solar proportions; other chemical compounds are present only in small amounts and include methane, ammonia, hydrogen sulfide and water. read more

Jupiter is made up predominantly of hydrogen. The simple, basic gas, a prime ingredient on the sun, accounts for 90 percent of the atmosphere. Nearly 10 percent is composed of helium. A very small fraction of the atmosphere is made up of compounds such as ammonia, sulfur, methane, and water vapor. read more

As Jupiter lacks a solid surface, scientists define the bottom of its atmosphere at the point where the pressure is 1 bar; the atmosphere is above this point. As with Earth, the temperature of Jupiter’s atmosphere decreases with height until it reaches a minimum. read more

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