Crossword Puzzle Outer SpaceOnline version Outer Space Crossword by CARLOS ANDRES CARDENAS TAMAYO 1 2 3 4 It is the smallest of the eight planets. It is the closest planet to the sun. 5 6 7 8 The second closest planet to the sun. 9 Natural satellite that orbits a planet. There is only one that orbits our planet. 10 The largest object in our solar system. It is a star. 9 6 2 4 3 8 10 7