Crossword Puzzle Tell me about the planets!Online version Complete this crosswords about the planets. by Alejandro Loras 1 It is the closest planet to the sun 2 It is the largest planet 3 It is made of gas 4 It is very cold and cloudy 5 It is the planet with the rings 6 It is our planet 7 It is the brightest planet in the sky 8 It is a red planet 6 4 5 2 7 8 1