R rated sci-fi books

5467 books

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

Alternities
Alternities
Michael P. Kube-McDowell
R
Jupiter Project
Jupiter Project
Gregory Benford
R
Dad's Nuke
Dad's Nuke
Marc Laidlaw
R
Alien Resurrection: The Official Junior Novelization
Alien Resurrection: The Official Junior Novelization
Terry Bisson
R
Protectorate
Protectorate
Mick Farren
R
Conflict of Honors
Conflict of Honors
Steve Miller; Sharon Lee
R
Irsud
Irsud
Jo Clayton
R
Born of Elven Blood
Born of Elven Blood
Kevin J. Anderson; John Gregory Betancourt
R
Endymion
Endymion
Dan Simmons
R
A House of DaR Vacation
A House of DaR Vacation
Jennifer Julie Miller
R
Clonely You
Clonely You
Ruby Dixon
R
Teleport (Urania Jumbo)
Teleport (Urania Jumbo)
Joshua T. Calvert
R
The Boys from Biloxi
The Boys from Biloxi
John Grisham
R
Whalefall
Whalefall
Daniel Kraus
R
Neuromancer
Neuromancer
William Gibson
R
Primal Hunter 5
Primal Hunter 5
Zogarth
R
System Change
System Change
Sunrisecv
R
Fortune's Envoy
Fortune's Envoy
Plum Parrot
R
Jovian Reverie
Jovian Reverie
Plum Parrot
R
Remnant
Remnant
Ken Lozito
R
Slavic
Slavic
JENNIFER JULIE. MILLER
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Riv's Sanctuary
Riv's Sanctuary
A G Wilde
R
We Will Build
We Will Build
Michael Anderle
R
Bee Speaker
Bee Speaker
Adrian Tchaikovsky
R
Mind Bullet
Mind Bullet
Jeremy Robinson
R
Count Zero
Count Zero
William Gibson
R
A Fire Upon The Deep
A Fire Upon The Deep
Vernor Vinge
R
Preaching to the Choir
Preaching to the Choir
Adrian Tchaikovsky
R
Kane Unmanned
Kane Unmanned
Dick Wybrow
R
Alien Jeopardy
Alien Jeopardy
January Bell
R