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 Soul of Lilith
The Soul of Lilith
Mary Corelli
PG-13
The Witch's Head
The Witch's Head
H. Rider Haggard
PG-13
The Air Killer
The Air Killer
James Corbett
PG-13
Devil-Man from Mars
Devil-Man from Mars
James Corbett
PG-13
A Conflict of Orders
A Conflict of Orders
Ian Sales
PG-13
The Jinn-Bot of Shantiport
The Jinn-Bot of Shantiport
Samit Basu
PG-13
The Ship
The Ship
Antonia Honeywell
PG-13
The Vanishing Man
The Vanishing Man
R. Austin Freeman
PG-13
Toasted
Toasted
Marianna Roberg
PG-13
Dawn of the Morning Star
Dawn of the Morning Star
Sarina Dorie
PG-13
The Mouth of Babes
The Mouth of Babes
Tosin Coker
PG-13
The Alliance
The Alliance
Gerald N. Lund
PG-13
The Aeschylus
The Aeschylus
David Barclay
PG-13
Founders
Founders
Stuart Jaffe
PG-13
The Monster of Mu
The Monster of Mu
Owen Rutter
PG-13
Stones of Memory
Stones of Memory
Thomas A. Easton
PG-13
Sanguine
Sanguine
Monique Snyman
PG-13
Infinity Riders
Infinity Riders
Kekla Magoon
PG-13
Siren's Song
Siren's Song
Mary Weber
PG-13
Unto the Last Generation
Unto the Last Generation
Thomas A. Easton
PG-13
The Hidden Twin
The Hidden Twin
Adi Rule
PG-13
Kalanon's Rising
Kalanon's Rising
Darian Smith
PG-13
On the Edge of Gone
On the Edge of Gone
Corinne Duyvis
PG-13
The Steep and Thorny Way
The Steep and Thorny Way
Cat Winters
PG-13
J.R.R. Tolkien University
J.R.R. Tolkien University
David Bischoff
PG-13
Joy in Mudville
Joy in Mudville
Gordon McAlpine
PG-13
Deep Oblivion
Deep Oblivion
Matt Dickinson
PG-13
Bride of the Vampyre
Bride of the Vampyre
James Malcolm Rymer
PG-13
Pigeon
Pigeon
Olga Werby
PG-13
The Whispering Buddha
The Whispering Buddha
John Clifford Cowles
PG-13