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.

Project Hail Mary
Project Hail Mary
Andy Weir
PG
The Wellstone
The Wellstone
Wil McCarthy
PG
The Line of Polity
The Line of Polity
Neal Asher
PG
The Mocking Program
The Mocking Program
Alan Dean Foster
PG
Deceptions
Deceptions
Susan Sizemore
PG
The Rover
The Rover
Mel Odom
PG
Cop's Kid
Cop's Kid
Scott Corbett
PG
Zuralia Dreaming
Zuralia Dreaming
Alfred Tella
PG
Singularity Sky
Singularity Sky
Charles Stross
PG
The Shaving of Shagpat
The Shaving of Shagpat
George Meredith
PG
Incompetence
Incompetence
Rob Grant
PG
Rebel Thunder
Rebel Thunder
Bill McCay
PG
The Woad to Wuin
The Woad to Wuin
Peter David
PG
Melchior's Fire
Melchior's Fire
Jack L. Chalker
PG
Fudoki
Fudoki
Kij Johnson
PG
Cat TV
Cat TV
Mark Dubowski; Cathy East Dubowski
PG
Know-It-All
Know-It-All
Lisa Fiedler
PG
On the Run
On the Run
Bill Myers; James Riordan
PG
The Adventures of Myhr
The Adventures of Myhr
P. N. Elrod
PG
The Evil Experiment
The Evil Experiment
Jude Watson
PG
Sin in Space
Sin in Space
Cyril Judd
PG
Return from the Dead
Return from the Dead
Symon Jade
PG
Sidney's Comet
Sidney's Comet
Brian Herbert
PG
The Peregrine
The Peregrine
Poul Anderson
PG
Solo Kill
Solo Kill
S. Kye Boult
PG
Deathworld
Deathworld
Diane Duane
PG
Danger Time
Danger Time
R. L. Stine
PG
Partners
Partners
Susan Sizemore
PG
Haunts in the House
Haunts in the House
John Vornholt
PG
Storm at Eldala
Storm at Eldala
Diane Duane
PG