R rated sci-fi books

5467 books

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

The White Hotel
The White Hotel
D. M. Thomas
R
The Echo Vector
The Echo Vector
James Kahn
R
Tek Power
Tek Power
William Shatner
R
My Father Immortal
My Father Immortal
Michael D. Weaver
R
The Paradox Planet
The Paradox Planet
Steven Spruill
R
Vurt
Vurt
Jeff Noon
R
Walkabout Woman
Walkabout Woman
Michaela Roessner
R
Venus of Shadows
Venus of Shadows
Pamela Sargent
R
Steam Bird
Steam Bird
Hilbert Schenck
R
The White Rose
The White Rose
Glen Cook
R
Quoth the Crow
Quoth the Crow
David Bischoff
R
Them Bones
Them Bones
Howard Waldrop
R
Night of the Pompon
Night of the Pompon
Sarah Jett
R
Beneath the Moors
Beneath the Moors
Brian Lumley
R
Psychomech
Psychomech
Brian Lumley
R
The Star Fox
The Star Fox
Poul Anderson
R
Genesis
Genesis
Charles Grant
R
Steelheart
Steelheart
William C. Dietz
R
Diplomatic Act
Diplomatic Act
Peter Jurasik; William H. Keith, Jr.
R
A Billion Days of Earth
A Billion Days of Earth
Doris Piserchia
R
Songs from the Stars
Songs from the Stars
Norman Spinrad
R
Dragon Tempest
Dragon Tempest
Don Callander
R
The Fires of Spring
The Fires of Spring
Mary Mackey
R
Viper's Spawn
Viper's Spawn
Dan Parkinson
R
Straker's Island
Straker's Island
Steve Harris
R
Rich Girl in the Mirror
Rich Girl in the Mirror
Cherie Bennett; Jeff Gottesfeld
R
Edge of Darkness: An Apocalyptic Survival Thriller
Edge of Darkness: An Apocalyptic Survival Thriller
Kyla Stone
R
Atilus the Gladiator
Atilus the Gladiator
E. C. Tubb
R
Fool's Joust
Fool's Joust
Crystal Wood
R
Awakening
Awakening
Natalie King
R