The Hitchhiker's Guide to the Galaxy

The Hitchhiker's Guide to the Galaxy is a 1979 science fiction comedy novel by English author Douglas Adams, adapted from the first four parts of his radio comedy series of the same name. It centres on the misadventures of Arthur Dent, the only man to survive the destruction of Earth, as he roams the cosmos and learns the truth behind his very existence. The novel's namesake is an in-universe electronic travel guide written in the form of an encyclopaedia, through which the story is framed.