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.

The Recipient
The Recipient
Dean Mayes
PG-13
Bill, the Galactic Hero
Bill, the Galactic Hero
Harry Harrison
PG-13
Extra Life
Extra Life
Derek Nikitas
PG-13
A Sliver of Stardust
A Sliver of Stardust
Marissa Burt
PG-13
The Devious Dr. Jekyll
The Devious Dr. Jekyll
Viola Carr
PG-13
The Time of the Reaper
The Time of the Reaper
A. J. Butcher
PG-13
The British Lion
The British Lion
Tony Schumacher
PG-13
Gathering Deep
Gathering Deep
Lisa Maxwell
PG-13
The Iron Warrior
The Iron Warrior
Julie Kagawa
PG-13
No Game No Life, Vol. 3
No Game No Life, Vol. 3
Yuu Kamiya
PG-13
After Ozz
After Ozz
Bart Baker
PG-13
Saturn Run
Saturn Run
John Sandford; Ctein
PG-13
Q Island
Q Island
Russell James
PG-13
COPS in SPACE (Coletti Warlord Series)
COPS in SPACE (Coletti Warlord Series)
Gail Koger
PG-13
Armies of Saints
Armies of Saints
Livio Gambarini
PG-13
Raging Sea
Raging Sea
Terri Brisbin
PG-13
Midnight Symphony
Midnight Symphony
A. L. Kessler
PG-13
Steel Victory
Steel Victory
J. L. Gribble
PG-13
The Triumph of the Snake Goddess
The Triumph of the Snake Goddess
Kaiser Haq
PG-13
Persuasion
Persuasion
Martina Boone
PG-13
Empire Ascendant
Empire Ascendant
Kameron Hurley
PG-13
The Flux
The Flux
Ferrett Steinmetz
PG-13
Annihilation Day
Annihilation Day
Stuart Sherman; Elisabeth Donnelly
PG-13
Willful Machines
Willful Machines
Tim Floreen
PG-13
It's a Wonderful Death
It's a Wonderful Death
Sarah J. Schmitt
PG-13
Lady of the Trillium
Lady of the Trillium
Elisabeth Waters; Marion Zimmer Bradley
PG-13
Secrets of the Sapphires
Secrets of the Sapphires
T. Sue VerSteeg
PG-13
Bad City
Bad City
Matt Mayr
PG-13
The Pilots of Borealis
The Pilots of Borealis
David Nabhan
PG-13
Milky Way Repo
Milky Way Repo
Michael Prelee
PG-13