the answer is simple-- Uranus!
yes, mercury's thin atmosphere has methane.
Uranus contains Methane in its atmosphere which gives it a aquamarine or cyan colour.
Uranus has an atmosphere that contains methane clouds. Methane in Uranus' atmosphere absorbs red light, giving the planet its distinctive blue-green color.
either Pluto or Neptune cause Pluto is no longer a planet
neptune
I believe the answer is Mars.
Uranus and Neptune have a high percentage of methane. Jupiter and Saturn have lower amounts.
Neptune. That is why it has it's bluish color.
No it is not breathable, because the planet is full of dangerous gases such as methane.
Uranus and Neptune Yes, they have methane, but it's only 2 or 3 percent of their atmospheres.
The planet Saturn's moon Titan contains a large amount of solid methane in its surface and atmosphere. This methane plays a key role in Titan's unique weather patterns and geology.
Probably, but in tiny amounts.