Ender’s Game by Orson Scott CardStarship Troopers by Robert A. HeinleinOld Man's War by John ScalziThe Forever War by Joe HaldemanOn Basilisk Station by David  Weber
Military Science Fiction
840 books — 1,135 voters
Grey Sister by Mark  LawrenceIron Gold by Pierce BrownSpinning Silver by Naomi NovikThe Lost Metal by Brandon SandersonAge of War by Michael J. Sullivan
Can't Wait Sci-Fi/Fantasy of 2018
511 books — 1,549 voters

The Blade Itself by Joe AbercrombiePrince of Thorns by Mark  LawrenceA Game of Thrones by George R.R. MartinLast Argument of Kings by Joe AbercrombieBefore They Are Hanged by Joe Abercrombie
The Grimdarks
479 books — 1,173 voters
Ender’s Game by Orson Scott CardThe Hitchhiker’s Guide to the Galaxy by Douglas AdamsDune by Frank Herbert1984 by George OrwellFahrenheit 451 by Ray Bradbury
Best Science Fiction
3,688 books — 7,024 voters