The Emperor's Legion
Chris Wraight
Warhammer 40,000 (1)
Behind the Scenes
Karelia Stetz-Waters
Orphans in the Sky
Robert A. Heinlein
Future History or "Heinlein Timeline" (23)
Pyramids
Terry Pratchett
Discworld (7)
The Planets
Bill Nye, Nirmala Nataraj