R rated sci-fi books

5467 books

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

Heresy
Heresy
Anselm Audley
R
Shattered Chains
Shattered Chains
Clayton Emery
R
Night of Madness
Night of Madness
Lawrence Watt-Evans
R
Mother Ocean, Daughter Sea
Mother Ocean, Daughter Sea
Diana Marcellas
R
Gardens of the Moon
Gardens of the Moon
Steven Erikson
R
A Handbook of American Prayer
A Handbook of American Prayer
Lucius Shepard
R
Nightpool
Nightpool
Shirley Rousseau Murphy
R
Corsair
Corsair
Chris Bunch
R
Bull God
Bull God
Roberta Gellis
R
The Heirs of Babylon
The Heirs of Babylon
Glen Cook
R
This River Awakens
This River Awakens
Steven Erikson
R
The Rise of Endymion
The Rise of Endymion
Dan Simmons
R
Fool Me Twice
Fool Me Twice
Matthew Hughes
R
A Court of Thorns and Roses
A Court of Thorns and Roses
Sarah J. Maas
R
Come Armageddon
Come Armageddon
Anne Perry
R
Flightless Falcon
Flightless Falcon
Mickey Zucker Reichert
R
Feast of the King's Shadow
Feast of the King's Shadow
Chaz Brenchley
R
The Lust Lizard of Melancholy Cove
The Lust Lizard of Melancholy Cove
Christopher Moore
R
The Queen's Necklace
The Queen's Necklace
Teresa Edgerton
R
The A'rak
The A'rak
Michael Shea
R
The American Zone
The American Zone
L. Neil Smith
R
The Empire Stone
The Empire Stone
Chris Bunch
R
Children of the Shaman
Children of the Shaman
Jessica Rydill
R
Aftershock
Aftershock
Chris Archer
R
The Stone War
The Stone War
Madeleine E. Robins
R
Enemy Glory
Enemy Glory
Karen Michalson
R
Throwing Smoke
Throwing Smoke
Bruce Brooks
R
Isle of the Dead
Isle of the Dead
Julia Gray
R
Tankworld
Tankworld
S. R. Martin
R
Wicked
Wicked
Gregory Maguire
R