Neptune and Uranus are blueish because of methane gas.
To hide from predator planets.
Yes. Planets and moons come in all sizes and colors.
It depends on the particular planet.
nitrogen oxide
Pluto has the main colors of brown, blue, and some yellow. All these colors are mixed in various parts of the planets.
Substance that made up it's surface
They all are different colors
It changes by the storms and wind in the planets atmosphere
by how far they are from the sun or their condition in space
Vintage colors for a said item-not necessarily specific colors.
We do not know. Although we have detected planets in other solar systems, we do not know what colors they are.
For the same type of reason there are colors here on Earth. That's because different substances react differently to light.