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 Daydreamer
The Daydreamer
Ian McEwan
R
The Dangerous Rescue
The Dangerous Rescue
Jude Watson
R
The Fragile Flag
The Fragile Flag
Jane Langton
R
The Transmigration of Souls
The Transmigration of Souls
William Barton
R
The Flight of the Eisenstein
The Flight of the Eisenstein
James Swallow
R
Line War
Line War
Neal Asher
R
Farewell Summer
Farewell Summer
Ray Bradbury
R
Tower of the Gods
Tower of the Gods
Thomas A. Easton
R
The Twinkling Tutu
The Twinkling Tutu
Gwyneth Rees
R
Catch the Lightning
Catch the Lightning
Catherine Asaro
R
Icefire
Icefire
Judith Reeves-Stevens; Garfield Reeves-Stevens
R
Ferman's Devils
Ferman's Devils
Joe Clifford Faust
R
Idoru
Idoru
William Gibson
R
Circle of One
Circle of One
Eric James Fullilove
R
The Dream Collector
The Dream Collector
Joyce Sweeney
R
Eastern Standard Tribe
Eastern Standard Tribe
Cory Doctorow
R
Scream of Stone
Scream of Stone
Philip Athans
R
Plague Daemon
Plague Daemon
Brian Stableford
R
The Shining Company
The Shining Company
Rosemary Sutcliff
R
The House of Gaian
The House of Gaian
Anne Bishop
R
Darker Angels
Darker Angels
S. P. Somtow
R
Salamander's Fire
Salamander's Fire
Brian Stableford
R
The Time-Swept City
The Time-Swept City
Thomas F. Monteleone
R
Magic Man
Magic Man
Ron Base
R
Fire Arrow
Fire Arrow
Edith Pattou
R
The Birth of Flux & Anchor
The Birth of Flux & Anchor
Jack L. Chalker
R
Mankind on the Run
Mankind on the Run
Gordon R. Dickson
R
The Ninety Trillion Fausts
The Ninety Trillion Fausts
Jack L. Chalker
R
Chase the Morning
Chase the Morning
Michael Scott Rohan
R
Masters of the Pit or Barbarians of Mars
Masters of the Pit or Barbarians of Mars
Michael Moorcock
R