All-new Introduction by Mark Van Name. Two classic Robert A. Heinlein novels in one volume: The Man Who Sold the Moon and Orphans of the Sky. Journeys into space, one taking humans to space by hook or by crook, the other the classic first-time tale of a generation vessel with passengers who do not realize they are in a spaceship. Two classic Robert A. Heinlein novels in one volume, with an all-new introduction by Mark L. Van Name, author of the Jon and Lobo military SF series. The Man Who Sold the Moon: D. D. Harriman is a billionaire with a dream: the dream of space for all mankind. The method? Anything that works. Maybe, in fact, Harriman goes too far. But he will give us the stars... Orphans of the Sky: Hugh had been taught that, according to the ancient sacred writings, the Ship was on a voyage to faraway Centaurus. But he also understood that this must be allegory for a voyage to spiritual perfection. After all, the real world was only metal corridors and nothing else, right? And then Hugh begins to suspect the truth. . . Two all-time classics from seven-time Hugo winner and Dean of Science Fiction, Robert A. Heinlein. About Robert A. Heinlein: "Not only America's premier writer of speculative fiction, but the greatest writer of such fiction in the world." -Stephen King. "One of the grand masters of science fiction." -Wall Street Journal Comprehensive Teacher's Guide available.