R rated sci-fi books

5467 books

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

Death's End
Death's End
Cixin Liu
R
Traitor's Blade
Traitor's Blade
Sebastien de Castell
R
Baby Be-Bop
Baby Be-Bop
Francesca Lia Block
R
The Mist
The Mist
Stephen King
R
She Who Became the Sun
She Who Became the Sun
Shelley Parker-Chan
R
White Light
White Light
Rudy Rucker
R
Bold New Horizons
Bold New Horizons
unknown
R
Soul Bound
Soul Bound
Anne Hope
R
The Shattering Peace
The Shattering Peace
John Scalzi
R
Dreamrider
Dreamrider
Sandra Miesel
R
Ancestors
Ancestors
Robyn Davidson
R
Defiance of the Fall 5
Defiance of the Fall 5
TheFirstDefier
R
Black Warrior
Black Warrior
Tiffiny Hall
R
The Call to Shakabaz
The Call to Shakabaz
Amy Wachspress
R
The Fortunate Fall
The Fortunate Fall
Cameron Reed
R
Operation Shield
Operation Shield
Joel Shepherd
R
Ask Me
Ask Me
Kimberly Pauley
R
Mermaid's Song
Mermaid's Song
Alida Van Gores
R
All Tomorrows
All Tomorrows
C. M. Kosemen
R
Gods and Men (Ruins of the Earth Series Book 2)
Gods and Men (Ruins of the Earth Series Book 2)
Christopher Hopper;J. N. Chaney
R
Campaign (Last Life Book #6)
Campaign (Last Life Book #6)
Alexey Osadchuk
R
Old Guns
Old Guns
J. N. Chaney;Nicholas Sansbury Smith
R
The Army of the Lost
The Army of the Lost
Sarah Lotz; Savannah Lotz
R
The Silver Kiss
The Silver Kiss
Annette Curtis Klause
R
Shade
Shade
Emily Devenport
R
Sunburnt Faces
Sunburnt Faces
Shimon Adaf
R
War Crimes
War Crimes
Christie Golden
R
Call Me Ares
Call Me Ares
Craig Martelle
R
Simon Bloom, The Gravity Keeper
Simon Bloom, The Gravity Keeper
Michael Reisman
R
Zar-Rynn
Zar-Rynn
Alana Khan
R