Hyperion is a science fiction novel written by Dan Simmons. It is set in a future where humanity has spread across the galaxy. The story follows a group of pilgrims who travel to the mysterious planet of Hyperion, where a powerful and enigmatic creature known as the Shrike resides. Each pilgrim has their own reason for undertaking the journey, and their stories intertwine to form a complex and thought-provoking narrative. Hyperion is a masterful blend of science fiction, mythology, and philosophy.