Top Sci-fi

1 - Ender's Game - Orson Scott Card - 1985
2 - Dune - Frank Herbert - 1965
3- Foundation - Isaac Asimov - 1951
4 - Hitchhiker's Guide to the Galaxy - Douglas Adams - 1979
5 - 1984 - George Orwell - 1949
6 - Stranger in a Strange Land - Robert A Heinlein - 1961
7 - Fahrenheit 451 - Ray Bradbury - 1954
8 - 2001: A Space Odyssey - Arthur C Clarke - 1968
9 - Starship Troopers - Robert A Heinlein - 1959
10 - I, Robot - Isaac Asimov - 1950
11 - Neuromancer - William Gibson - 1984
12 - Do Androids Dream of Electric Sheep - Philip K Dick - 1968
13 - Ringworld - Larry Niven - 1970
14 - Rendezvous With Rama - Arthur C Clarke - 1973
15 - Hyperion - Dan Simmons - 1989
16 - Brave New World - Aldous Huxley - 1932
17 - The Time Machine - H G Wells - 1895
18 - Childhood's End - Arthur C Clarke - 1954
19 - The Moon is a Harsh Mistress - Robert A Heinlein - 1966
20 - The War of the Worlds - H G Wells - 1898
21 - The Forever War - Joe Haldeman - 1974
22 - The Martian Chronicles - Ray Bradbury - 1950
23 - Slaughterhouse Five - Kurt Vonnegut - 1969
24 - Snow Crash - Neal Stephenson - 1992
25 - The Mote in God's Eye - Niven & Pournelle - 1975