Orphans of the Sky by Robert A. Heinlein ISBN 13: 9780441639137

‘The Proxima Centauri Expedition, sponsored by the Jordan Foundation in 2119, was the first recorded attempt to reach the nearer stars of this galaxy. Whatever its unhappy fate we can only conjecture...’ A whole society, complete with a strange, savage religion, superstitions, mutant outcasts, rigid class structures and an agricultural barter economy, hurtles through the void. It is an epic voyage whose purpose has been long forgotten. High Hoyland’s innate curiosity impels him to undertake his own voyage of discovery. But he doesn’t realize the implications of the truth about the Ship – his world – until it’s too late to turn back...