Hyperion is a science fiction novel written by Dan Simmons. It is set in a future where humanity has spread across the galaxy and follows a group of pilgrims on a journey to the mysterious planet of Hyperion. Each pilgrim tells their story, revealing a complex and interconnected narrative that explores themes of time, religion, and the nature of consciousness. Hyperion is a beautifully written and thought-provoking book that blends science fiction with elements of mythology and poetry.