More like The Peacekeepers

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HonorverseUniverse
universe83 books1993
Military science fiction.
“At the center stands one officer, Honor Harrington — captain, then something far larger — and the six-limbed empathic treecat who rides her shoulder.”
from the catalogue
Start with On Basilisk Station →
includes Honor Harrington, Saganami Island, Expanded Honorverse, Worlds of Honor anthologies, Wages of Sin, Manticore Ascendant, Honor Harrington Universe short fiction, Star Kingdom (Honor Harrington)
VattaUniverse
universe10 books2003
Military science fiction, adventurous in tone.
“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
The Final ArchitectureSeries
series6 books2021
Adventurous in tone, about aliens and space exploration.
“Eighty years ago, Earth was destroyed by an alien 'Architect'.”
from the catalogue
Start with Shards of Earth →
DuneUniverse
universe78 books1963
About political intrigue.
“The desert planet, where empire runs on a single substance: the spice melange, which folds space, prolongs life, and unlocks prescience, and which exists nowhere else in the known universe.”
from the catalogue
Start with Dune →
includes Dune, Dune Prequels, Heroes of Dune, Dune Sequels, Background of the Dune Universe
JanissariesSeries
series4 books1979
Military science fiction, adventurous in tone, about political intrigue and slavery.
“Janissaries are an American series of military and political-based science fiction novels are set in an interstellar confederation of races, in which humans are a slave race entrusted with military affairs and law enforcement.”
from the catalogue
Start with Janissaries →
Berserker (Fred Saberhagen)Series
series59 books1963
About robots and artificial intelligence.
Start with Berserker →