Mars is close to Earth and it is ____ Earth is the only planet with ____ on it. Saturn is a gas giant with beautiful ____. Jupiter is the largest planet. It has giant spot that is a ____. Mercury is the ____ planet to the sun. Venus is the ____ planet in the solar system. Uranus rotates on it's ____. ____ is a very cold and dark planet because it is far from the sun.

Solar system

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