Blast off with this new edition of Professor Astro Cat's Frontiers of Space, the first book in the best selling Professor Astro Cat series! Featuring eight new spreads and updated details about how rockets work, recent missions to Mars, space junk, black holes, and many more new insights into the ever-developing science of space and the outer reaches of the universe!Professor Astro Cat is the smartest cat in the alley. He's got a degree in just about every discipline under th