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Theory:

Planets in the solar system
Planet
Colour
Satellites
Rotation period
Revolution period
Uniqueness
Mercury
Grey
-
\(58.65\ days\) \(88\ days\)Fastest planet
Venus
Yellow
-
\(243\ days\)\(225\ days\)Hottest planet
Earth
Blue and green
\(1\)
\(24\ hours\)\(365.25\ days\)Existence of life
Mars
Red
\(2\)
\(24.62\ hours\)\(687\ days\)Red planet
Jupiter
Brownish-yellow
\(65\)
\(9.62\ hours\)\(12\ years\)
Largest gas giant with the
Great Red Spot
Saturn
Yellow
\(60\)
\(10.23\ hours\)\(29.46\ years\)
Least density planet with
seven rings around it
Uranus
Blue-green
\(27\)
\(17\ hours\)\(84\ years\)Highly tilted rotational axis
Neptune
Blue
\(13\)
\(18\ hours\)\(165\ years\)Windiest, cold planet