bluish green
gas
Mars doesn't have rings. The giant planets (Jupiter, Saturn, Uranus, Neptune) do have rings.
i dont know sometimes
no
Molten rock
Gas
uranus has a turquoise color,due to the methane gas in it's atmosphere.
4.7 billion km
Yes, the clouds in Uranus's atmosphere are predominantly composed of methane, which can give them a greenish tint. However, other factors like sunlight and atmospheric composition can also influence the color and appearance of the clouds on Uranus.
Uranus' atmosphere is mainly composed of methane, hydrogen, and helium. (Mainly)
Neptune is the planet that is most similar to Uranus in terms of size, composition, and atmosphere. Both planets are similar in size, composition, and are classified as ice giant planets.
Uranus has a blue-green color as does Neptune