Dune is a science fiction novel written by Frank Herbert. It is set in a distant future where interstellar travel and political intrigue are common. The story follows Paul Atreides, a young nobleman who becomes embroiled in a power struggle on the desert planet of Arrakis, the only source of a valuable spice called melange. Dune explores themes of religion, ecology, and the corrupting influence of power. It is considered a classic of the genre and has spawned numerous sequels and adaptations.