PG rated sci-fi books

3408 books

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

Mel Oliver and Space Rover on Mars
Mel Oliver and Space Rover on Mars
William Morrison
PG
The Hell Planet
The Hell Planet
E. C. Tubb
PG
The Other Side of the Sun
The Other Side of the Sun
Paul Capon
PG
Young Visitor to Mars
Young Visitor to Mars
Richard M. Elam, Jr.
PG
Hero Driver
Hero Driver
Alfred Coppel
PG
Vampires and Oz
Vampires and Oz
Nikki Kay Richardson
PG
Irindy: An Island Divided
Irindy: An Island Divided
R. Marie Cluff
PG
Keaen
Keaen
Till Noever
PG
Embers: A Winter Tale
Embers: A Winter Tale
Frank Baker
PG
The Birth of a New Republic
The Birth of a New Republic
Jack Williamson; Miles J. Breuer, M.D.
PG
My Soul to Keep
My Soul to Keep
Elizabeth Davis
PG
The Emperor's Bracelet
The Emperor's Bracelet
Manning Coles
PG
The Hidden Kingdom
The Hidden Kingdom
Tui T. Sutherland
PG
Shock Wave
Shock Wave
Walt Richmond; Leigh Richmond
PG
The Penetrators
The Penetrators
Hank Searls
PG
Everblaze
Everblaze
Shannon Messenger
PG
Titus
Titus
Carly Fall
PG
Winter Turning
Winter Turning
Tui T. Sutherland
PG
Surviving Serendipity
Surviving Serendipity
Jacquelyn Sylvan
PG
The Long and Winding Road
The Long and Winding Road
Jeffrey J. Hoy
PG
Winter
Winter
Marissa Meyer
PG
Percy Jackson's Greek Heroes
Percy Jackson's Greek Heroes
Rick Riordan
PG
Shades of Night, Falling
Shades of Night, Falling
John J. Miller
PG
Cress
Cress
Marissa Meyer
PG
Watchmen
Watchmen
Alan Moore; Dave Gibbons
PG
A Very Personal Computer
A Very Personal Computer
Justine Rendal
PG
Blood and Bone
Blood and Bone
C. T. Westcott
PG
The Ghostfaces
The Ghostfaces
John Flanagan
PG
A Closed and Common Orbit
A Closed and Common Orbit
Becky Chambers
PG
Judgment in Death
Judgment in Death
J. D. Robb
PG