PG rated sci-fi books
3620 booksSci-fi books with mild content — safe for most readers. May contain mild peril or fantasy violence but nothing graphic.
Catseye
PG
The Currents of Space
PG
Tom Swift and His Chest of Secrets, or, Tracing the Stolen Inventions
PG
Galactic Derelict
PG
Tom Swift and His Big Dirigible, or, Adventures Over the Forest of Fire
PG
Tom Swift and His Magnetic Silencer
PG
The Stainless Steel Rat's Revenge
PG
The Songs of Distant Earth
PG
The Space-Born
PG
Lord of the Green Planet
PG
Slan
PG
Doom of the Green Planet
PG
Wagers of Sin
PG
Shining Steel
PG
Nightside City
PG
Innerverse
PG
The Price of Fear
PG
Eldrie the Healer
PG
Roderick at Random
PG
The Island People
PG
Peanut Butter Lover Boy
PG
The Kronos Condition
PG
Rama Revealed
PG
The Pirates of Zan
PG
Pandora's Planet
PGThe Secret Shack (Secret Bible Society)
PG
The Ophiuchi Hotline
PG
Daughter of Prophecy
PG
We, the Venusians
PG
Ensign Year 1 (An Officer of the Union Space Fleet)
PG