I believe the answer is Mars.
yes, mercury's thin atmosphere has methane.
Uranus has an atmosphere that contains methane clouds. Methane in Uranus' atmosphere absorbs red light, giving the planet its distinctive blue-green color.
Uranus contains Methane in its atmosphere which gives it a aquamarine or cyan colour.
The planet Uranus has an atmosphere filled with methane along with other gases like hydrogen and helium. The methane in the atmosphere gives Uranus its blue-green color and forms clouds that create hazy bands across the planet.
The gas that gives Uranus its blue color is methane. Methane in the planet's atmosphere absorbs red light wavelengths, leaving the blue and green wavelengths to scatter and create the planet's distinctive color.
No it is not breathable, because the planet is full of dangerous gases such as methane.
If you mean what is in its atmosphere, its methane, which is why the planet has a blueish-green tint.
The planet Jupiter does have lots of methane in its atmosphere.
Uranus and Neptune Yes, they have methane, but it's only 2 or 3 percent of their atmospheres.
The planet you are referring to is likely Uranus. Its atmosphere consists of hydrogen, helium, and methane. Uranus is known for its distinctive blue-green color, which is due to the presence of methane gas in its atmosphere.
I would think Saturn.
Saturn is the sixth planet from the Sun. Its atmosphere is primarily hydrogen. It also contains some helium, methane, ethane and ammonia.