All the Birds in the Sky by Charlie Jane AndersThe Prefect by Alastair ReynoldsPerdido Street Station by China MiévilleThese Broken Stars by Amie KaufmanDarwin's Radio by Greg Bear
Most Interesting World
8,167 books — 4,885 voters
A Scanner Darkly by Philip K. DickHead On by John ScalziMetro 2033 by Dmitry GlukhovskyFortune's Pawn by Rachel BachMortal Engines by Philip Reeve
Best Science Fiction Ever Written.
1,824 books — 4,128 voters

The Difference Engine by William GibsonDoomsday Book by Connie WillisTo Say Nothing of the Dog by Connie WillisNever Let Me Go by Kazuo IshiguroThe Selection by Kiera Cass
Best Space Opera
1,132 books — 1,884 voters