Adult 18+ sci-fi books

31474 books

Taken Over
Taken Over
Erica Stevens
PG-13
Hawaii!
Hawaii!
Giada De Laurentiis
PG-13
Tinker's Justice
Tinker's Justice
J. S. Morin
PG-13
Mindbender
Mindbender
David A. Wells
PG-13
Blind Temptation
Blind Temptation
Stacy McKitrick
PG-13
The Frost Maiden's Kiss
The Frost Maiden's Kiss
Claire Delacroix
PG-13
The Wind Boy
The Wind Boy
Ethel Cook Eliot
PG-13
Welcome to Camp Pikachu
Welcome to Camp Pikachu
Alex Polan
PG-13
Cryptonomicon
Cryptonomicon
Neal Stephenson
PG-13
March to the Sea
March to the Sea
David Weber; John Ringo
PG-13
Gateways
Gateways
F. Paul Wilson
PG-13
Midnight Awakening
Midnight Awakening
Lara Adrian
R
Carbonel: The King of the Cats
Carbonel: The King of the Cats
Barbara Sleigh
PG-13
Destroyer
Destroyer
C. J. Cherryh
PG-13
The Ectoplasmic Man
The Ectoplasmic Man
Daniel Stashower
PG-13
Gauntlgrym
Gauntlgrym
R. A. Salvatore
PG-13
Obsidian Prey
Obsidian Prey
Jayne Ann Krentz
R
Tactics of Mistake
Tactics of Mistake
Gordon R. Dickson
R
Man in Black
Man in Black
John G. Hartness
PG-13
Liege-Killer
Liege-Killer
Christopher Hinz
R
Eternity Unbound
Eternity Unbound
William Latham
PG-13
Uncle Terrible: More Adventures of Anatole
Uncle Terrible: More Adventures of Anatole
Nancy Willard
R
Cybernetrix
Cybernetrix
Carlton Mellick, III
R
The Revealing
The Revealing
L. A. Marzulli
PG
The Armageddon Inheritance
The Armageddon Inheritance
David Weber
PG-13
Only Forward
Only Forward
Michael Marshall Smith
R
Ravenor
Ravenor
Dan Abnett
R
Wolf Tales VI
Wolf Tales VI
Kate Douglas
PG-13
The Bastard Queen
The Bastard Queen
Elaine Isaak
PG-13
Special Powers
Special Powers
Mary Hoffman
R