PG-13 rated sci-fi books

24646 books

Sci-fi books with moderate content. May include moderate violence, mild romance, and some darker themes. Best for teens and up.

Ramola Twice Born
Ramola Twice Born
Ben Field
PG-13
The Boys on the Mountain
The Boys on the Mountain
John Inman
PG-13
FutureDyke
FutureDyke
Lea Daley
PG-13
Wonder City Stories
Wonder City Stories
Jude McLaughlin
PG-13
The Sign of Taurus
The Sign of Taurus
William Fifield
PG-13
Firebird Radiant
Firebird Radiant
Nick Green
PG-13
Adoniram
Adoniram
Alexander Findlay
PG-13
Doctor Who and the Loch Ness Monster
Doctor Who and the Loch Ness Monster
Terrance Dicks
PG-13
Closer to You
Closer to You
Amanda McIntyre
PG-13
Light
Light
'Nathan Burgoine
PG-13
Invisible Soft Return:\
Invisible Soft Return:\
Roberta Degnore
PG-13
Mind Secrets
Mind Secrets
Jane Killick
PG-13
Mistry at Dawn
Mistry at Dawn
Claire Merchant
PG-13
If Wishes Were Husbands
If Wishes Were Husbands
Lucy Shea
PG-13
If Wishes Were Husbands
If Wishes Were Husbands
Jane Killick
PG-13
The Do-Over
The Do-Over
Lynn Painter
PG-13
Destroyer
Destroyer
Steve Fisher
PG-13
Skyward
Skyward
Brandon Sanderson
PG-13
Valhalla Atlantis
Valhalla Atlantis
Colin Falconer
PG-13
The Second Life of Doctor Albin
The Second Life of Doctor Albin
Raoul Gineste
PG-13
To Our Waking Souls
To Our Waking Souls
Terry Persun
PG-13
Intimations of Eve
Intimations of Eve
Vardis Fisher
PG-13
The Iron Hoop
The Iron Hoop
Constantine FitzGibbon
PG-13
Red Mars
Red Mars
Kim Stanley Robinson
PG-13
Rain
Rain
Brad Munson
PG-13
Zane: The Inferno
Zane: The Inferno
Elaine Barris
PG-13
The Ransom for London
The Ransom for London
J. S. Fletcher
PG-13
Faery
Faery
Leslie Claire Walker
PG-13
Hunt
Hunt
Leslie Claire Walker
PG-13
The Mysterious Ambassador
The Mysterious Ambassador
Lee Falk
PG-13