R rated sci-fi books

5467 books

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

Brain World
Brain World
Mack Reynolds
R
Wayfarers of Innis Aelga
Wayfarers of Innis Aelga
J. H. Newbold
R
The Anvil of Ice
The Anvil of Ice
Michael Scott Rohan
R
Blood Kin
Blood Kin
Steve Rasnic Tem
R
The Ice King
The Ice King
Michael Scott Rohan; Allan Scott
R
Satellite City
Satellite City
Mack Reynolds
R
Space Search
Space Search
Mack Reynolds
R
Exiles to Glory
Exiles to Glory
Jerry Pournelle
R
The Festival Boss
The Festival Boss
Maureen Spurgeon
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The Rakehells of Heaven
The Rakehells of Heaven
John Boyd
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GIMMICK:
GIMMICK:
Kenji Siratori
R
The New Batch
The New Batch
David Bischoff
R
Into the Sea of Stars
Into the Sea of Stars
William R. Forstchen
R
The Wild
The Wild
David Zindell
R
Mother Ocean, Daughter Sea
Mother Ocean, Daughter Sea
Diana Marcessas
R
Ice Prophet
Ice Prophet
William R. Forstchen
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Men of War
Men of War
William R. Forstchen
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A Darkness Upon the Ice
A Darkness Upon the Ice
William R. Forstchen
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Excession
Excession
Iain M. Banks
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Terrible Swift Sword
Terrible Swift Sword
William R. Forstchen
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Needle in the Groove
Needle in the Groove
Jeff Noon
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The Moreau Factor
The Moreau Factor
Jack L. Chalker
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The Borribles Go for Broke
The Borribles Go for Broke
Michael de Larrabeiti
R
Katastrophe
Katastrophe
Randall Boyll
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Not Wanted on the Voyage
Not Wanted on the Voyage
Timothy Findley
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Dead Girls
Dead Girls
Richard Calder
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The Miss Education of Dr. Exeter
The Miss Education of Dr. Exeter
Jillian Stone
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Killbird
Killbird
Zach Hughes
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Battle at Tenochtitlan
Battle at Tenochtitlan
Kevin Gerard
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Sundrinker
Sundrinker
Zach Hughes
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