Open Library
Sci-Fi
The future, written before it arrives.
21,070 books

The Merchant of Death (Pendragon #1)
D. J. MacHale

Maske
Jack Vance

Minority Report
Philip K. Dick

Nemesis Games
James S. A. Corey

Fantastic Voyage II
Isaac Asimov

Police Your Planet
Lester del Rey

Moonheart
Charles de Lint

Time and again
Clifford D. Simak

Judas Unchained
Peter F. Hamilton

The integral trees
Larry Niven

Lucky Starr and the Pirates of the Asteroids
Isaac Asimov

Enchantress from the Stars
Sylvia Engdahl

The forgotten door
Alexander Key

They walked like men
Clifford D. Simak

Jack the Bodiless
Julian May

The Predator
Katherine Applegate

Mother of storms
John Barnes

Woken Furies
Richard K. Morgan

The Outer Limits
John Peel

They shall have stars
James Blish