Open Library
Sci-Fi
The future, written before it arrives.
20,955 books

Brothers of Earth (Alliance-Union Universe)
C. J. Cherryh

The altered ego
Jerry Sohl

Black Gondolier
Fritz Leiber

Hardfought
Greg Bear

Women in Deep Time
Greg Bear

The Astonishing Life of Octavian Nothing, Traitor to the Nation Volume II
M. T. Anderson

Terminal World
Alastair Reynolds

Pandora's Genes
Kathryn Lance

The Declaration
Gemma Malley

All these things I've done
Gabrielle Zevin

Time Storm
Gordon R. Dickson

The Cobweb
Neal Stephenson

Monsters of men
Patrick Ness

Dreadnought
Mark Walden

The Young World
Chris Weitz

The Siege of Dome (Empyrion #2)
Stephen R. Lawhead

Blue remembered Earth
Alastair Reynolds

Earth Unaware
Orson Scott Card

The Chronicles of Harris Burdick
Chris Van Allsburg

Ashes
Ilsa J. Bick