R rated sci-fi books

5467 books

Sci-fi books with mature content including explicit sex, graphic violence, or strong language. For adult readers.

Icequake!: A Chronicle
Icequake!: A Chronicle
John R. Spencer
R
Dominion's Reach
Dominion's Reach
Diann Thornley
R
Scatter
Scatter
Molly J Bragg
R
A Son of the Rock
A Son of the Rock
Jack Deighton
R
The Flesh Endures
The Flesh Endures
Cleo Cordell
R
Disturbia
Disturbia
Christopher Fowler
R
Knife Edge
Knife Edge
Shaun Hutson
R
Second Front: The Allied Invasion of France
Second Front: The Allied Invasion of France
Alexander M. Grace, Sr.
R
Virtual Love
Virtual Love
Susan Oudot
R
The Hades Calculus
The Hades Calculus
Maria Ying
R
The White Garden
The White Garden
Carmel Bird
R
The Undead Next Door
The Undead Next Door
Kerrelyn Sparks
R
Blood Sport: A Journey Up the Hassayampa
Blood Sport: A Journey Up the Hassayampa
Robert F. Jones
R
Forbidden Zone
Forbidden Zone
Nick Li
R
The Persistence of Memory
The Persistence of Memory
Karen Ripley
R
Tea from an Empty Cup
Tea from an Empty Cup
Pat Cadigan
R
Sue Slate: Private Eye
Sue Slate: Private Eye
Lee Lynch
R
The Gifted
The Gifted
Jack Caravela
R
Beyond the Veil
Beyond the Veil
R. L. Fanthorpe; Patricia Fanthorpe
R
The Lily and the Crown
The Lily and the Crown
Roslyn Sinclair
R
Dungeon Expedition
Dungeon Expedition
Playwars Aka Alex S Weber
R
The Hacker and the Ants
The Hacker and the Ants
Rudy Rucker
R
Hunt for Voldorius
Hunt for Voldorius
Andy Hoare
R
Paradise
Paradise
Dan Henderson
R
Inherited Revenge
Inherited Revenge
James Haddock
R
Chiller
Chiller
Gregory Benford
R
Shards
Shards
Tom Piccirilli
R
The First Heretic
The First Heretic
Aaron Dembski-Bowden
R
Mission to Magnus
Mission to Magnus
Philip Martin
R
In the Shadow of Omen
In the Shadow of Omen
Steven Burgauer
R