Adult 18+ sci-fi books

30997 books

The Rains of Eridan
The Rains of Eridan
H. M. Hoover
PG
The Beauty of Our Weapons
The Beauty of Our Weapons
M. Darusha Wehm
PG-13
Ragnar Blackmane
Ragnar Blackmane
Aaron Dembski-Bowden
PG-13
Dynasty of Rogues
Dynasty of Rogues
Jane Fletcher
PG-13
Fallen in Fredericksburg
Fallen in Fredericksburg
Steve Watkins
PG-13
The Kasari Nexus
The Kasari Nexus
Richard Phillips
PG-13
Private Eye
Private Eye
Alyssa Day
PG-13
Ravenor Returned
Ravenor Returned
Dan Abnett
PG-13
Rebels
Rebels
David Liss
PG-13
Horus Rising
Horus Rising
Dan Abnett
PG-13
Mystical Paths
Mystical Paths
Susan Howatch
PG-13
Orbus
Orbus
Neal Asher
R
The Fabric of Sin
The Fabric of Sin
Phil Rickman
PG-13
White Wing
White Wing
Shariann Lewitt; Susan Shwartz
R
Daemon
Daemon
Daniel Suarez
PG-13
Little Brother's World
Little Brother's World
T. Jackson King
PG-13
Dark Predator
Dark Predator
Christine Feehan
R
The Dispossessed: An Ambiguous Utopia
The Dispossessed: An Ambiguous Utopia
Ursula K. Le Guin
PG-13
Age of the Amulet
Age of the Amulet
Richard Ashley Hamilton
PG-13
Howl-oween!
Howl-oween!
Sienna Mercer
PG-13
The Path of the Storm
The Path of the Storm
James Maxwell
PG-13
Shimmer
Shimmer
Paula Weston
PG-13
Fairs' Point
Fairs' Point
Melissa Scott
PG-13
Daring Do and the Marked Thief of Marapore
Daring Do and the Marked Thief of Marapore
A. K. Yearling
PG-13
The Gryphon Mage
The Gryphon Mage
Richard A. Knaak
R
Endsinger
Endsinger
Jay Kristoff
PG-13
The Fairies' Midwife
The Fairies' Midwife
Lawrie Ryan
PG-13
Deadly Designs
Deadly Designs
Dale Mayer
PG-13
Intuition
Intuition
Amy A. Bartol
PG-13
Obsession
Obsession
Bonnie Vanak
PG-13