Thief of Time
Terry Pratchett
Discworld (26)
The Green Hills of Earth
Robert A. Heinlein
Future History or "Heinlein Timeline" (16)
Xeelee: Redemption
Stephen Baxter
Xeelee Sequence (17)
Honor & Renown: A Peacekeepers of Sol Prequel Novella
Glynn Stewart
Peacekeepers of Sol (1)
New Earth
Ben Bova
The Grand Tour (21)