The Hitchhiker's Guide to the Galaxy is a comedic science fiction series written by Douglas Adams. It follows the misadventures of Arthur Dent, a hapless human who is swept off Earth just before its destruction to make way for a hyperspace bypass. With the help of his alien friend Ford Prefect and the titular guidebook, Arthur embarks on a journey through space that is filled with absurdity and satire. The series is known for its witty writing, memorable characters, and humorous take on the genre.