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.

A Columbus of Space
A Columbus of Space
Garrett P. Serviss
PG
Wishbringer
Wishbringer
Craig Shaw Gardner
PG
Patriot's Stand
Patriot's Stand
Mike Moscoe
PG
Cast a Cold Eye
Cast a Cold Eye
Alan Ryan
PG
The Jupiter Plague
The Jupiter Plague
Harry Harrison
PG
The Mask of Fu Manchu
The Mask of Fu Manchu
Sax Rohmer
PG
Stonehenge: Where Atlantis Died
Stonehenge: Where Atlantis Died
Leon Stover; Harry Harrison
PG
The Devouring Void
The Devouring Void
Mark E. Rogers
PG
Harpy High
Harpy High
Esther Friesner
PG
The Silver Mountain
The Silver Mountain
Esther M. Friesner
PG
Shapes
Shapes
Mark Rivers
PG
Day of Judgment
Day of Judgment
Frank Rich
PG
The Planet of Tears
The Planet of Tears
Trish Reinius
PG
Fossil
Fossil
Hal Clement
PG
Streets of Blood
Streets of Blood
Carl Sargent; Marc Gascoigne
PG
Sea of Time
Sea of Time
Will Hubbell
PG
Collisions
Collisions
A. F. N. Clarke
PG
Moonlight and Magic
Moonlight and Magic
Melanie Catley
PG
Dinosaur Park
Dinosaur Park
Hayford Peirce
PG
Cradlesong
Cradlesong
Jessica Palmer
PG
Sandman's Dust
Sandman's Dust
Melvin Jules Bukiet
PG
The Bogeyman
The Bogeyman
Maxine O'Callaghan
PG
Higher Mythology
Higher Mythology
Jody Lynn Nye
PG
Where Dead Soldiers Walk
Where Dead Soldiers Walk
Lloyd Biggle, Jr.
PG
The Fortune Teller
The Fortune Teller
Marsha Norman
PG
Mist Over Pendle
Mist Over Pendle
Robert Neill
PG
Spaceache
Spaceache
Snoo Wilson
PG
Slime Lake
Slime Lake
Tom B. Stone
PG
Caracole
Caracole
Edmund White
PG
The Earth Is All That Lasts
The Earth Is All That Lasts
Catherine Wells
PG