1. The Lord of the Rings, J.R.R. Tolkien 2. The Foundation Trilogy, Isaac Asimov 3. Dune, Frank Herbert 4. Stranger in a Strange Land, Robert A. Heinlein 5. A Wizard of Earthsea, Ursula K. Le Guin 6. Neuromancer, William Gibson 7. Childhood's End, Arthur C. Clarke 8. Do Androids Dream of Electric Sheep?, Philip K. Dick 9. The Mists of Avalon, Marion Zimmer Bradley 10. Fahrenheit 451, Ray Bradbury 11. The Book of the New Sun, Gene Wolfe 12. A Canticle for Leibowitz, Walter M. Miller, Jr. 13. The Caves of Steel, Isaac Asimov 14. Children of the Atom, Wilmar Shiras 15. Cities in Flight, James Blish 16. The Colour of Magic, Terry Pratchett 17. Dangerous Visions, edited by Harlan Ellison 18. Deathbird Stories, Harlan Ellison 19. The Demolished Man, Alfred Bester 20. Dhalgren, Samuel R. Delany 21. Dragonflight, Anne McCaffrey 22. Ender's Game, Orson Scott Card 23. The First Chronicles of Thomas Covenant the Unbeliever, Stephen R. Donaldson 24. The Forever War, Joe Haldeman 25. Gateway, Frederik Pohl 26. Harry Potter and the Philosopher's Stone, J.K. Rowling 27. The Hitchhiker's Guide to the Galaxy, Douglas Adams 28. I Am Legend, Richard Matheson 29. Interview with the Vampire, Anne Rice 30. The Left Hand of Darkness, Ursula K. Le Guin 31. Little, Big, John Crowley 32. Lord of Light, Roger Zelazny 33. The Man in the High Castle, Philip K. Dick 34. Mission of Gravity, Hal Clement 35. More Than Human, Theodore Sturgeon 36. The Rediscovery of Man, Cordwainer Smith 37. On the Beach, Nevil Shute 38. Rendezvous with Rama, Arthur C. Clarke 39. Ringworld, Larry Niven 40. Rogue Moon, Algis Budrys 41. The Silmarillion, J.R.R. Tolkien 42. Slaughterhouse-5, Kurt Vonnegut 43. Snow Crash, Neal Stephenson 44. Stand on Zanzibar, John Brunner 45. The Stars My Destination, Alfred Bester 46. Starship Troopers, Robert A. Heinlein 47. Stormbringer, Michael Moorcock 48. The Sword of Shannara, Terry Brooks 49. Timescape, Gregory Benford 50. To Your Scattered Bodies Go, Philip Jose Farmer