Crossword Puzzle Solar System Cross WordOnline version use the clues to complete the cross words by Derek Castle 1 The closest planet to the Sun and the eighth largest. 2 This planet is more than twice as massive as all the other planets combined. 3 Named after the Roman god of the sea. 4 A bowl shaped depression formed by the impact of a meteor. 5 The second largest planet with many rings. 6 The smallest planet and farthest from the Sun. 7 This planet looks blur from space. 8 The brightest object in the sky except for the Sun and Moon 9 This planet probably got its name form its colour and is sometimes called the Red Planet. 10 The only natural satellite of Earth. 11 The largest object in the solar system. 4 8 11 5 2 3 7 9 6 1 10