Double Star is a science fiction novel by Robert A. Heinlein, first serialized in Astounding Science Fiction and published in hardcover the same year. It received the 1956 Hugo Award for Best Novel.
Space Cadet is a 1948 science fiction novel by Robert A. Heinlein about Matt Dodson, who joins the Space Patrol to help preserve peace in the Solar System. The story translates the standard military academy story into outer space: a boy from Iowa goes to officer school, sees action and adventure, shoulders …
Red Planet is a 1949 science fiction novel by Robert A. Heinlein about students at boarding school on the planet Mars. It represents the first appearance of Heinlein's idealized Martian elder race. The version published in 1949 featured a number of changes forced on Heinlein by Scribner's, since it was published as …