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gases
YES
Gases
I do not know the name of the metal, witch is NONREACTIVE. I know that only noble gases witch are nonreactive.
Hydrogen and other gases.
atmosphere is made up of gases in all planets. But if you mean planets that are mostly atmosphere, then those are gas giants (Jupiter, Saturn, Neptune, Uranus)
While terrestrial planets are made of rock and have gases in the atmosphere, jovian planets are made almost entirly of gases. If an atmosphere is made of gases in a planet, then the atmosphere of the planets with more gases will be thicker.
Type your answer here... all planets are made of gasses
The four inner planets are made of rock . The outer planets are made of various gases and condenced gases. Hydrogen being prominante.
galaxy
it is venus
gases
Nothing
YES
Gases
the inner planets made up of rocks while the outer planets are made up of gases and liquids.
likely to be neptune :)