Adult 18+ sci-fi books

31474 books

The Tilian Cure
The Tilian Cure
Tom Calen
PG-13
Fashion Frightmare!
Fashion Frightmare!
Sienna Mercer
PG-13
Child of the Prophecy
Child of the Prophecy
Juliet Marillier
PG-13
Back to the Future: Part II
Back to the Future: Part II
Craig Shaw Gardner
PG
The People in Pineapple Place
The People in Pineapple Place
Anne Lindbergh
PG-13
The Lost Conspiracy
The Lost Conspiracy
Frances Hardinge
PG-13
Peter Huddleston & the Mists of the Three Lakes
Peter Huddleston & the Mists of the Three Lakes
Miguel Lopez de Leon
PG-13
A Call to Duty
A Call to Duty
Timothy Zahn; David Weber
R
A Burning House
A Burning House
Keith R. A. DeCandido
PG
Against the Dawn
Against the Dawn
Amanda Bonilla
PG-13
Something to Curse About
Something to Curse About
Gayla Drummond
PG-13
Unbound
Unbound
Jim C. Hines
PG-13
Villain Keeper
Villain Keeper
Laurie McKay
PG-13
A Seamless Murder
A Seamless Murder
Melissa Bourbon
PG-13
A Lady of Spirit
A Lady of Spirit
Shelley Adina
PG-13
Chasing the Valley
Chasing the Valley
Skye Melki-Wegner
PG-13
A Study in Scarlet
A Study in Scarlet
A. Conan Doyle
PG-13
Keeper
Keeper
Mal Peet
PG-13
Winterwode
Winterwode
J Tullos Hennig
PG-13
Fatal Boarding
Fatal Boarding
E. R. Mason
PG-13
The Bright and Morning Star
The Bright and Morning Star
Rosemary Harris
PG-13
The Undying: Shades
The Undying: Shades
Ethan Reid
PG-13
Count to Infinity
Count to Infinity
John C. Wright
PG-13
Summoning Light
Summoning Light
Jeanne Cavelos
R
Goblin War
Goblin War
Jim C. Hines
PG-13
Wraith Squadron
Wraith Squadron
Aaron Allston
R
Casting Shadows
Casting Shadows
Jeanne Cavelos
PG-13
The Misplaced Mummy
The Misplaced Mummy
Thomas Kingsley Troupe
PG-13
Let the Storm Break
Let the Storm Break
Shannon Messenger
PG-13
Under Vesuvius
Under Vesuvius
John Maddox Roberts
PG-13