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 Once and Future Witches
The Once and Future Witches
Alix E. Harrow
R
Blink of the Mind
Blink of the Mind
Dorothy Brenner Francis
R
Malignos
Malignos
Richard Calder
R
The Aztec Love God
The Aztec Love God
Tony Diaz
R
Cruiser Dreams
Cruiser Dreams
Janet Morris
R
The Wind-Up Bird Chronicle
The Wind-Up Bird Chronicle
Haruki Murakami
R
Preserver
Preserver
William Shatner; Garfield Reeves-Stevens; Judith Reeves-Stevens
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The Rescue
The Rescue
Kathryn Lasky
R
Returning Creation
Returning Creation
Janet Morris
R
I'll Be Watching You
I'll Be Watching You
Tina Wainscott
R
Love and Dreams
Love and Dreams
Patricia Hagan
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Hangsaman
Hangsaman
Shirley Jackson
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Thoughts of God
Thoughts of God
Michael Kanaly
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The Blood Artists
The Blood Artists
Chuck Hogan
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On the Run
On the Run
Christie Golden
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Cradle of Saturn
Cradle of Saturn
James P. Hogan
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Down There in Darkness
Down There in Darkness
George Turner
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A Killing in Swords
A Killing in Swords
Reginald Bretnor
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Broken Sky: Part 9
Broken Sky: Part 9
Chris Wooding
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The Fools of Time
The Fools of Time
William E. Barrett
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Wolfsangel
Wolfsangel
M. D. Lachlan
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The Fallen
The Fallen
Celia Thomson
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Stage Fright
Stage Fright
Debbie Dadey; Marcia Thornton Jones
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The Story Giant
The Story Giant
Brian Patten
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Blue Moon
Blue Moon
Lori Handeland
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The Haunted Bookshop
The Haunted Bookshop
Christopher Morley
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The God Project
The God Project
John Saul
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Mercury
Mercury
Ben Bova
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The Ugly Little Boy
The Ugly Little Boy
Isaac Asimov; Robert Silverberg
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Lost Souls
Lost Souls
Greg Bear
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