Hyperion is a science fiction novel written by Dan Simmons. It is the first book in the Hyperion Cantos series and tells the story of seven pilgrims who journey to the mysterious planet of Hyperion. Set in a future where artificial intelligence and interstellar travel are commonplace, the book explores themes of religion, time travel, and the nature of consciousness. With its richly imagined world and complex characters, Hyperion is a must-read for fans of the Robot Revolution Saga.