If you were captivated by the vast scale of Dune, with its centuries-spanning conflicts and shifting empires, you'll be drawn into Foundation. Asimov weaves the story of Hari Seldon and the Foundation as they seek to preserve knowledge and civilization across the fall of a galactic empire, mirroring the epic, historical sweep and high-stakes maneuvering that made Arrakis unforgettable.

If you loved how Dune plunged you into the intricacies of Fremen life and the customs of the Imperium, you'll be fascinated by The Left Hand of Darkness. Le Guin crafts the planet Gethen with meticulous cultural detail, as envoy Genly Ai navigates complex traditions and alien social norms, echoing the immersive worldbuilding that made Herbert's desert world so compelling.

If the shifting alliances, betrayals, and power plays among the Houses in Dune kept you turning pages, A Game of Thrones will deliver even more. You'll appreciate the Machiavellian maneuvers of characters like Eddard Stark and Cersei Lannister, whose ambitions and secrets rival the plots of the Atreides, Harkonnens, and Corrinos.

If you enjoyed following Paul Atreides, Jessica, and a host of other voices in Dune, Hyperion will enthrall you with its complex narrative. Each of the seven pilgrims tells their own story, revealing differing perspectives and secrets that converge on the mysterious planet of Hyperion—mirroring the layered, multi-faceted storytelling that made Herbert’s saga so rich.

If you were drawn to the philosophical undercurrents of Dune—questions of destiny, power, ecology, and leadership—The Dispossessed will resonate. Le Guin's story of physicist Shevek, caught between two radically different societies, explores freedom, utopia, and the nature of progress with depth and nuance, inviting the same kind of reflection that Herbert inspired.