Witch's Daughter
Robert A. Heinlein
Titan
Stephen Baxter
NASA Trilogy (2)
Two Fronts
Harry Turtledove
The War That Came Early (5)
Regenesis
C.J. Cherryh
Conqueror
Time's Tapestry (2)
Emperor
Time's Tapestry (1)
Navigator
Time's Tapestry (3)
Weaver
Time's Tapestry (4)