Methane is an organic gas with the chemical fomula CH4; methane is an extremely important fossil fuel.
methane nitrogen
Ozone, Methane, Water vapor.
The planet appears to be partly covered with frozen methane gas and to have a thin atmosphere composed mostly of methane.
carbon dioxide, methane, nitrogen oxide, and water vapour
None. It is too cold to have any gasses. The surface appears to be methane frozen into solid methane.
methane
Helium is NOT methane. They're both gasses, but different ones.
methane nitrogen
Methane and carbondioxide.
Ozone, Methane, Water vapor.
They are both natural gasses
Methane, carbon dioxide
No. Neptune is blue, due to methane gasses.
Nitrogen, methane, carbon monoxide.
Carbon dioxide (CO2) and methane (CH4).
hydrogen, methane, helium, ammonia
The planet appears to be partly covered with frozen methane gas and to have a thin atmosphere composed mostly of methane.