PG rated sci-fi books

3620 books

Sci-fi books with mild content — safe for most readers. May contain mild peril or fantasy violence but nothing graphic.

Star Watchman
Star Watchman
Ben Bova
PG
A Fortune for Kregen
A Fortune for Kregen
Kenneth Bulmer
PG
Don't Touch Me
Don't Touch Me
John Russell Fearn
PG
Mazes of Scorpio
Mazes of Scorpio
Kenneth Bulmer
PG
The Black Roads
The Black Roads
Joe L. Hensley
PG
Black Star Rising
Black Star Rising
Frederik Pohl
PG
School of Light
School of Light
Jody Lynn Nye
PG
Six Moon Dance
Six Moon Dance
Sheri S. Tepper
PG
The Premonition
The Premonition
Andrew Laurance
PG
Everybody Comes to Cosmo's
Everybody Comes to Cosmo's
Ron Goulart
PG
A Life for Kregen
A Life for Kregen
Kenneth Bulmer
PG
Time Beyond Beginning
Time Beyond Beginning
William Sarabande
PG
Plague from Space
Plague from Space
Harry Harrison
PG
The March Hare Network
The March Hare Network
Jack L. Chalker
PG
Seven Days in May
Seven Days in May
Charles W. Bailey, II; Fletcher Knebel
PG
Godzilla 2000
Godzilla 2000
Marc Cerasini
PG
Iceworld
Iceworld
Hal Clement
PG
Quarantine
Quarantine
Josh Webster
PG
The Drums of Fu Manchu
The Drums of Fu Manchu
Sax Rohmer
PG
Irindy: An Island Divided
Irindy: An Island Divided
R. Marie Cluff
PG
Foundation and Earth
Foundation and Earth
Isaac Asimov
PG
The Hitchhiker's Guide to the Galaxy
The Hitchhiker's Guide to the Galaxy
Douglas Adams
PG
The Motorcycle Gang (Secret Bible Society)
The Motorcycle Gang (Secret Bible Society)
Chris Brown
PG
Invaders on the Moon
Invaders on the Moon
Kris Neville
PG
Viper
Viper
Alan Riefe
PG
Haunting at Mill Lane
Haunting at Mill Lane
Ken Radford
PG
Lifeblood
Lifeblood
P. N. Elrod
PG
A Very Personal Computer
A Very Personal Computer
Justine Rendal
PG
The Crying of Lot 49
The Crying of Lot 49
Thomas Pynchon
PG
The Satanic Mill
The Satanic Mill
Otfried Preussler
PG