Adult 18+ sci-fi books

31474 books

Uncharted Stars
Uncharted Stars
Andre Norton
PG
The Master
The Master
Louise Cooper
PG
Murder Under a Mystic Moon
Murder Under a Mystic Moon
Yasmine Galenorn
PG-13
Elijah
Elijah
Jacquelyn Frank
R
Colony in Peril
Colony in Peril
P. M. Griffin
R
Personal Recognizance
Personal Recognizance
Jacqueline Lichtenberg
PG-13
Jewels of the Dragon
Jewels of the Dragon
Allen L. Wold
PG
The Skook
The Skook
JP Miller
R
Life, the Universe and Everything
Life, the Universe and Everything
Douglas Adams
PG
Dead Stars: Part One
Dead Stars: Part One
Ben Galley
PG-13
Cosmic Trigger Volume II: Down to Earth
Cosmic Trigger Volume II: Down to Earth
Robert Anton Wilson
PG-13
Of the City of the Saved ...
Of the City of the Saved ...
Philip Purser-Hallard
PG-13
Bloodstorm
Bloodstorm
Mike Lee; Dan Abnett
PG-13
The Others
The Others
Alison Prince
PG-13
Forever Beside You in Time
Forever Beside You in Time
Bess McBride
PG-13
Sing for Your Supper
Sing for Your Supper
Pamela Frankau
PG-13
The Steel of Raithskar
The Steel of Raithskar
Randall Garrett; Vicki Ann Heydron
PG
Prince of Sparta
Prince of Sparta
Jerry Pournelle; S. M. Stirling
R
New Orleans!
New Orleans!
Giada De Laurentiis
PG-13
Wings
Wings
Elizabeth Richards
PG-13
The Hidden Relic
The Hidden Relic
James Maxwell
PG-13
Billow
Billow
Emma Raveling
PG-13
Insight
Insight
Terron James
PG-13
The Nowhere Emporium
The Nowhere Emporium
Ross Mackenzie
PG-13
Stolen Dreams
Stolen Dreams
Christine Amsden
PG-13
The Water and the Wild
The Water and the Wild
K. E. Ormsbee
PG-13
Alpha Divided
Alpha Divided
Aileen Erin
PG-13
Ashes of Foreverland
Ashes of Foreverland
Tony Bertauski
PG-13
Thorne
Thorne
Charlotte McConaghy
PG-13
Shades of Doon
Shades of Doon
Carey Corp; Lorie Langdon
PG-13