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.

Zuleika Dobson: or An Oxford Love Story
Zuleika Dobson: or An Oxford Love Story
Max Beerbohm
PG-13
Star Marines
Star Marines
William H. Keith, Jr.
PG-13
Semper Mars
Semper Mars
William H. Keith, Jr.
PG-13
Consorts of Heaven
Consorts of Heaven
Jaine Fenn
PG-13
Highest Score
Highest Score
Kevin J. Anderson; Rebecca Moesta
PG-13
Rain
Rain
Stephen Gallagher
PG-13
The Stars Blue Yonder
The Stars Blue Yonder
Sandra McDonald
PG-13
The Possibility of an Island
The Possibility of an Island
Michel Houellebecq
PG-13
Destiny's Star
Destiny's Star
Elizabeth Vaughan
PG-13
The Lost Garden
The Lost Garden
George C. Foster
PG-13
The Man Who Ended War
The Man Who Ended War
Hollis Godfrey
PG-13
Vengeance in Death
Vengeance in Death
Nora Roberts
PG-13
The Time Apprentice
The Time Apprentice
Val Tyler
PG-13
Pleasure of a Dark Prince
Pleasure of a Dark Prince
Kresley Cole
PG-13
Air
Air
James Swallow
PG-13
The Ectoplasmic Man
The Ectoplasmic Man
Daniel Stashower
PG-13
Kalimpura
Kalimpura
Jay Lake
PG-13
The Brothers
The Brothers
H. G. Wells
PG-13
Night's Pleasure
Night's Pleasure
Amanda Ashley
PG-13
Risk Assessment
Risk Assessment
James Goss
PG-13
Voice of Crow
Voice of Crow
Jeri Smith-Ready
PG-13
How to Break a Dragon's Heart
How to Break a Dragon's Heart
Cressida Cowell
PG-13
Plague Zone
Plague Zone
Jeff Carlson
PG-13
Moxyland
Moxyland
Lauren Beukes
PG-13
The 5th Wave
The 5th Wave
Rick Yancey
PG-13
The Carbon Diaries 2015
The Carbon Diaries 2015
Saci Lloyd
PG-13
Britannia's Fist: From Civil War to World War
Britannia's Fist: From Civil War to World War
Peter G. Tsouras
PG-13
Rebels and Lovers
Rebels and Lovers
Linnea Sinclair
PG-13
On the Night of the Seventh Moon
On the Night of the Seventh Moon
Victoria Holt
PG-13
The Other Lands
The Other Lands
David Anthony Durham
PG-13