Discount Armageddon
Seanan McGuire
InCryptid (1)
World Wright Incorporated
Vlad Ben Avorham
A World Wright Inc. (1)
The Moon and Beyond
John E. Siers
The Lunar Free State (1)
Galactic Storm
D. L. Harrison
Alicia Jones (5)
Down to Earth
Mackey Chandler
April (2)
Dna
Laurence E. Dahners
Ell Donsaii (13)
Dissonance
G. S. Jennsen
Aurora Renegades (2)
Dissent
Auryn Hadley
Rise of the Iliri (7)
Discovery
Ken Lozito
First Colony (5)
A Different Perspective
April (4)
Destiny's Shield
Eric Flint & David Drake
Belisarius Saga (3)
Desperate Fire
Christopher G. Nuttall
Angel in the Whirlwind (4)
Deserter
Mike Shepherd
Kris Longknife (2)
A Depth of Understanding
April (5)
Demon's Sacrifice
Saxon Andrew
Annihilation (6)
Delta-V
Daniel Suarez
Delphi Station
Bob Blanton
Delphi in Space (3)
Delphi Nation
Delphi in Space (4)
Delphi Forge
Delphi in Space (13)
Delphi Federation
Delphi in Space (6)
Delphi Diversion
Delphi in Space (12)
Delphi Colony
Delphi in Space (8)
Delphi City
Delphi in Space (2)
Delphi Alliance
Delphi in Space (5)
Defiant
Ell Donsaii (9)
Kris Longknife (3)
Brandon Sanderson
Skyward (4)
Defiance of the Fall 9
Thefirstdefier & J. F. Brink
Defiance of the Fall (9)
Defiance of the Fall 8
Defiance of the Fall (8)
Defiance of the Fall 7
Defiance of the Fall (7)
Defiance of the Fall 6
Defiance of the Fall (6)
Defiance of the Fall 5
Defiance of the Fall (5)
Defiance of the Fall 4
Defiance of the Fall (4)
Defiance of the Fall 3
Defiance of the Fall (3)
Defiance of the Fall 11
Defiance of the Fall (11)
Defiance of the Fall 10
Defiance of the Fall (10)
Defiance of the Fall
Defiance of the Fall (1)
Defiance
Rise of the Iliri (3)
Defending Holy Ground
Escape to Earth (3)
Defender
Janet Edwards
Hive Mind (2)
Kris Longknife (11)
A Deepness in the Sky
Vernor Vinge
Zones of Thought (2)
Dead Soul
Michael R. Hicks
In Her Name: The Last War (3)
Day of Infamy
Doug Dandridge
Exodus: Empires at War (11)
The Day of Battle
Exodus: Empires at War (6)
Dawn
Octavia E. Butler
The Xenogenesis Trilogy (1)
Dauntless
Jay Allan
Blood on the Stars (6)
Jack Campbell
The Lost Fleet (1)
Daughter of the Empire
Raymond E. Feist & Janny Wurts
The Empire Trilogy (1)
The Darkest Night
Michael Anderle
The Second Dark Ages (2)
The Dark Messiah
The Second Dark Ages (1)
Daring
Kris Longknife (9)
The Dance of Time
Belisarius Saga (6)
Damnation
Jean Johnson
Theirs Not to Reason Why (5)
Daemon
Daemon (1)
Cytonic
Skyward (3)
Cursed Command
Angel in the Whirlwind (3)
Crusade
Taylor Anderson
Destroyermen (2)
David Weber & Steve White
Starfire (2)
The Crucible of Time
John Brunner
Crossfire
Lindsay Buroker
Star Kingdom (4)
The Cross-Time Engineer
Leo Frankowski
Conrad Stargard (1)
Courageous
The Lost Fleet (3)