More like The Judas Solution

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Catteni SequenceSeries
series5 books1970
completed
Space opera, about slavery and aliens.
“The Catteni series is a tetralogy of science fiction novels by American writer Anne McCaffrey.”
from the catalogue
Start with Freedom's Landing →
Empire of ManSeries
series4 books2001
Space opera.
Start with March Upcountry →
BlackcollarSeries
series3 books1983
Set in our world.
“Timothy Zahn's Blackcollar trilogy, his debut work, follows survivors of Earth's underground resistance against the Ryqril, an alien empire that conquered the planet a generation earlier.”
from the catalogue
Start with The Blackcollar →
Known SpaceUniverse
universe142 books1964
About aliens, set in space.
“Give a clever species a few centuries and a working fusion drive, and it will fill the sky with problems.”
from the catalogue
Start with Ringworld →
includes Man-Kzin Wars, Ringworld, Fleet of Worlds
VattaUniverse
universe10 books2003
Space opera, set in space.
“Get kicked out of the Academy and the family still hands you a ship.”
from the catalogue
Start with Trading in Danger →
includes Vatta's War, Vatta's Peace
Old Man's WarSeries
series16 books2005
Space opera, set in space.
“Sign a document at 65, saying you intend to join up 10 years later.”
from the catalogue
Start with Old Man's War →