Adult 18+ sci-fi books

30997 books

Virtutopia
Virtutopia
Russell Stannard
PG-13
Mr Majeika's Postbag
Mr Majeika's Postbag
Humphrey Carpenter
PG-13
Magnus Fin and the Selkie Secret
Magnus Fin and the Selkie Secret
Janis Mackay
PG-13
Spacemutts: The Sausage Dog of Doom!
Spacemutts: The Sausage Dog of Doom!
Michael Broad
PG-13
The Blight of Muirwood
The Blight of Muirwood
Jeff Wheeler
PG-13
Blood in the Ashes
Blood in the Ashes
William W. Johnstone
PG-13
Tales of Midnight
Tales of Midnight
R. A. Lafferty
PG-13
The Secret of the Seven Willows
The Secret of the Seven Willows
Thomas McKean
PG-13
A Planet Called Happiness
A Planet Called Happiness
R. M. Robinson
PG-13
Warpaint
Warpaint
Holly Lisle
PG-13
Lonely in the Heart of the World
Lonely in the Heart of the World
Mindi Meltz
PG-13
Agent of Darkness
Agent of Darkness
C. N. Crawford; Alex Rivers
PG-13
The Forbidden Book
The Forbidden Book
Scott Douglas
PG-13
Lastnight
Lastnight
Stephen Leather
PG-13
Challenge of the Seventh Carrier
Challenge of the Seventh Carrier
Peter Albano
R
The Mountain Walks
The Mountain Walks
Roland J. Green
R
Ambush at Cisco Swamp
Ambush at Cisco Swamp
Jack Wells
PG-13
The Eleusinian Gate
The Eleusinian Gate
Richard Purtill
PG-13
True Colours
True Colours
Karen Traviss
PG
More About Worzel Gummidge
More About Worzel Gummidge
Barbara Euphan Todd
PG-13
This Ever Diverse Pair
This Ever Diverse Pair
Owen Barfield
G
The Secret of the Stone Circle
The Secret of the Stone Circle
Judith Silverthorne
PG-13
Elfwin
Elfwin
S. Fowler Wright
PG-13
The Man Who Stole a Planet
The Man Who Stole a Planet
Adam Britten
PG-13
Swarm and Steel
Swarm and Steel
Michael R. Fletcher
R
The Dark Rose
The Dark Rose
Denise Rossetti
PG-13
Ice War
Ice War
Brian Falkner
R
The Tumours Made Me Interesting
The Tumours Made Me Interesting
Matthew Revert
PG-13
Return to Finian Jahndra
Return to Finian Jahndra
Katy Huth Jones
PG-13
Plague Island
Plague Island
Justin D'Ath
PG-13