Assertion: solar system's atmosphere | /r/MadeOf | hydrogen
Facets:
value: mostly
type: DEGREE
value: with some helium
type: OTHER
Source sentences:
text: Like the other gas giants Neptune has a massive atmosphere made mostly of Hydrogen with some Helium and about 2% of Methane.
text: The atmospheres on terrestrial Venus and Mars are mostly carbon dioxide, while the thick atmospheres of Jupiter, Saturn, Uranus, and Neptune are made primarily of hydrogen and helium.
text: Its atmosphere is made of hydrogen, helium, and methane.