Adult 18+ sci-fi books

31474 books

Come the Revolution
Come the Revolution
Frank Chadwick
PG-13
Tyrant's Stars, Part 2
Tyrant's Stars, Part 2
Hideyuki Kikuchi
PG-13
Going Under
Going Under
Emma Weylin
PG-13
The Toys of Princes
The Toys of Princes
Ghislain de Diesbach
PG-13
The Virtual Dead
The Virtual Dead
E. R. Mason
PG-13
The Legend of Sam Miracle
The Legend of Sam Miracle
N. D. Wilson
PG-13
The Ragnarok Alternative
The Ragnarok Alternative
C. J. Carella
PG-13
Forever Doon
Forever Doon
Carey Corp; Lorie Langdon
PG-13
Kurukshetra
Kurukshetra
Krishna Udayasankar
PG-13
The Giant
The Giant
Lex Thomas
PG-13
Rolling Hot
Rolling Hot
David Drake
Hard R
Primeval
Primeval
David Lynn Golemon
PG-13
Beast & Crown
Beast & Crown
Joel Ross
PG-13
The Secret of Pax Tharkas
The Secret of Pax Tharkas
Douglas Niles
PG-13
Arthas: The Rise of the Lich King
Arthas: The Rise of the Lich King
Christie Golden
PG-13
What Distant Deeps
What Distant Deeps
David Drake
R
A Hard Day's Knight
A Hard Day's Knight
Simon R. Green
PG-13
Rise of the Triad
Rise of the Triad
Harry Shannon; Steven W. Booth
PG-13
Sophie the Squirrel
Sophie the Squirrel
Lily Small
PG-13
Necroscope IV: Deadspeak
Necroscope IV: Deadspeak
Brian Lumley
R
Blood Legacy
Blood Legacy
Michael A. Stackpole
R
Unknown
Unknown
Wendy Higgins
PG-13
Finder
Finder
Emma Bull
PG-13
Naked in Death
Naked in Death
J. D. Robb
R
The Face
The Face
Jack Vance
PG-13
Aliens
Aliens
Alan Dean Foster
PG
Tempus
Tempus
Janet Morris
R
The Other Human Race
The Other Human Race
H. Beam Piper
PG-13
Finity's End
Finity's End
C. J. Cherryh
PG-13
K-PAX
K-PAX
Gene Brewer
PG-13