The Caves of Ceres
Joe Schembrie
Cleopatra 7.2
Elizabeth Ann Scarborough
Cleopatra (2)
Channeling Cleopatra
Cleopatra (1)
Descent of Angels
Mitchel Scanlon
The Horus Heresy (6)
The Tale of the Wicked
John Scalzi
After the Coup
Old Man's War (1)
Agent to the Stars
The Sagan Diary
Old Man's War (2)
Pluto Tells All
Old Man's War
The God Engines
The Android's Dream
The Android's Dream (1)
Zoe's Tale
Old Man's War (4)
The Ghost Brigades
The Last Colony
Old Man's War (3)
Wake
Robert J. Sawyer
WWW Trilogy (1)
Identity Theft
The Shoulders of Giants
Hybrids
Neanderthal Parallax (3)
Mindscan