New answers tagged brown-dwarf
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Gas giant or ice giant?
A gas giant planet is predominantly hydrogen and helium.
An ice giant, predominantly what astronomers call "ices", such as water, CO2, CH4, NH3 and others. On Earth, those are liquids or gases, but in space, when a solar-system is forming and beyond the frost line, they're usually frozen as ices.
As you stated, Gas giants, ...
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