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Hydrogen and Helium.
Uranus and Neptune have more methane.
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∙ 11y ago
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Are the outer planets made of gases?
YES
How do the inner planets differ from the outer?
The outer planets are mostly composed of gases and the inner planets are mostly made of rock, metals.
What are the giant outer planets made mostly made out of?
Gases
What 3 ways do inner planets differ from outer planets?
The inner planets are smaller and rockier than the outer planets which are made mostly of gases. Plus they are on different sides of the asteroid belt.
The outer planets are made up of which gases?
The composition of Jupiter and Saturn are mostly helium and hydrogen with trace amounts of hydrogen compounds such as methane, ammonia and water. Neptune and Uranus consist mostly of methane, ammonia and water, with small amounts of elemental hydrogen and helium. Jupiter is thought to have no definite core, while Saturn is thought to have a dense core of iron, nickel, silicon and oxygen compounds. Neptune is thought to have a core of molten rock (as well as water, hydrogen, helium, ammonia, and methane). Uranus is thought to have a core similar to Saturn's.
Are the outer planets made of gases?
YES
Are the inner and outer planets different?
The inner planets are all rocky planets. The outer planets are completely made up of gases. The inner planets are much smaller than the outer planets.
How do the inner planets differ from the outer?
The outer planets are mostly composed of gases and the inner planets are mostly made of rock, metals.
Could you land on the outer planets?
No. The outer planets do not have solid surfaces. Those planets are made of gases held together by gravity.
How do the inner planets diffrer from the outer planets?
the inner planets made up of rocks while the outer planets are made up of gases and liquids.
What is a characteristic of all outer planets?
The outer plants are made out of gases mostly.
Did outer planets lose the light gases in their atmosphere?
no.
What are the jovian planets like?
They are very large, and consist of mostly gases.
The outer planets are made of what two gases?
Helium and hydrogen =|
What outer planets don't have gases?
They are all made of gas
Which planets was formed from the light gases of the outer nebula?
Uranus
What are the giant outer planets made mostly made out of?
Gases
