Based on the clue 'areology is the observation study of this planet', what is the answer?

Based on the clue 'arena theatre in which the audience is seated on a...', what is the answer? Based on the clue 'arent penguins cute think about boarding an icebre...', what is the answer? Based on the clue 'arent you glad alan shepard took this deodorant so...', what is the answer? Based on the clue 'arent you glad you use this because now it comes ...', what is the answer? Based on the clue 'ares had a twin sister named eris who helped cause...', what is the answer? Based on the clue 'ares vallis is one of the larger channels on the s...', what is the answer? What is referred to by 'ares'? Based on the clue 'aretha franklin is the queen of soul donna summer ...', what is the answer?