there are ___ planets in our solar systems, 6, 5, 4, 8, the____ is in the middle of the solar system , sun , Uranus , USA, _____ is green and blue , mercury , venus, earth , Neptune , _____ is a red planet with a volcano , mercury , Uranus , mars , Jupiter , ____ had rings , Saturn , Venus , mars , _____ is very cold , Venus , Earth , Neptune , Saturn .

planets

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