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.

Casimir Bridge
Casimir Bridge
Darren D. Beyer
PG-13
Fathom
Fathom
Marc Hammond
PG-13
Cursed
Cursed
Bruce Coville
PG-13
Hatched
Hatched
Bruce Coville
PG-13
Slipping the Past
Slipping the Past
D. L. Jackson
PG-13
Last Flight of the Ark
Last Flight of the Ark
D. L. Jackson
PG-13
Hunters
Hunters
A. M. Burns
PG-13
Soul Hunter
Soul Hunter
Alex Marlowe
PG-13
Stolen Away
Stolen Away
Kristin Dearborn
PG-13
Mr. Turtle
Mr. Turtle
Yusaku Kitano
PG-13
Flash Point
Flash Point
Thomas Locke
PG-13
Hands Across the Water
Hands Across the Water
Ralph Arnold
PG-13
January's Paradigm
January's Paradigm
J. Conrad Guest
PG-13
Tomorrow
Tomorrow
C. K. Kelly Martin
PG-13
The Robots of Dawn
The Robots of Dawn
Isaac Asimov
PG-13
The Hidden Letters of Velta B.
The Hidden Letters of Velta B.
Gina Ochsner
PG-13
Sons of Liberty
Sons of Liberty
Christopher Nuttall
PG-13
Immunity Index
Immunity Index
Sue Burke
PG-13
Separate Orbits
Separate Orbits
Yael Mermelstein
PG-13
Blade of Secrets
Blade of Secrets
Tricia Levenseller
PG-13
Machinations
Machinations
Hayley Stone
PG-13
Cursed Luck
Cursed Luck
Kelley Armstrong
PG-13
Castaway Odyssey
Castaway Odyssey
Eric Flint; Ryk E. Spoor
PG-13
Chaosmage
Chaosmage
Stephen Aryan
PG-13
Feedback
Feedback
Mira Grant
PG-13
All Your Wishes
All Your Wishes
Cat Adams
PG-13
Impersonations
Impersonations
Walter Jon Williams
PG-13
The Apartment
The Apartment
Sarah Lotz; Louis Greenberg
PG-13
Paws and Effect
Paws and Effect
Sofie Kelly
PG-13
Primeval
Primeval
David Lynn Golemon
PG-13