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 Black Ship
The Black Ship
Christopher Rowley
R
Web of Danger
Web of Danger
Aaron Allston
R
The Omega Egg
The Omega Egg
Jody Lynn Nye; Kristine Kathryn Rusch; Laura Resnick; Brian Herbert; Tobias S. Buckell; Nancy Kress; Robert Sheckley; Kay Kenyon; David Gerrold; Dean Wesley Smith; Bill Fawcett; James Patrick Kelly; Jane Yolen; Mike Resnick; Pat Cadigan; Michael A. Burstein; Stephen Leigh
R
Wandor's Voyage
Wandor's Voyage
Roland J. Green
R
Two Graves
Two Graves
Douglas Preston;Lincoln Child
R
Wandor's Flight
Wandor's Flight
Roland J. Green
R
The Empress of Mars
The Empress of Mars
Kage Baker
R
Jackers
Jackers
William H. Keith, Jr.
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Netlink
Netlink
William H. Keith, Jr.
R
Symbionts
Symbionts
William H. Keith, Jr.
R
Sons of the Emperor: An Anthology: The Horus Heresy Primarchs
Sons of the Emperor: An Anthology: The Horus Heresy Primarchs
John French
R
Domain
Domain
James Herbert
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Starmageddon
Starmageddon
Richard Rohmer
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AI Wars
AI Wars
God Studios;Cyrus A Parsa
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Walk to the End of the World
Walk to the End of the World
Suzy McKee Charnas
R
The Guns of Two-Space
The Guns of Two-Space
Dave Grossman; Bob Hudson
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Gideon
Gideon
Alex Gordon
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The White Serpent
The White Serpent
Tanith Lee
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Never Surrender
Never Surrender
Clive Egleton
R
Inner Eclipse
Inner Eclipse
Richard Paul Russo
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Haunted
Haunted
James Herbert
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The Unloved
The Unloved
John Saul
R
Days of Grass
Days of Grass
Tanith Lee
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The Gaia Websters
The Gaia Websters
Kim Antieau
R
Soul Warrior
Soul Warrior
Richard La Plante
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Wolf
Wolf
Gillian Cross
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The Dazzle of Day
The Dazzle of Day
Molly Gloss
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Star Warped
Star Warped
Adam Roberts
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Lady Slings the Booze
Lady Slings the Booze
Spider Robinson
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Mr. Was
Mr. Was
Pete Hautman
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