More like Divided Loyalties

anchored on:science fictionspace operaadventurealiensother star systemsadventurous

but

Narrow

Known SpaceUniverse
universe142 books1964
Set in far future.
“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 Ringworld, Fleet of Worlds, Man-Kzin Wars
Humanx CommonwealthUniverse
universe39 books1972
Set in far future.
“Two species that ought, by every buried instinct, to recoil from one another instead clasp hand to truhand and build a galaxy together.”
from the catalogue
Start with For Love of Mother-Not →
includes Pip & Flinx, The Founding of the Commonwealth, Icerigger Trilogy
Starship TroopersNovel
Robert A. Heinleinstandalone novel1959
Military science fiction, about war and coming of age, set in far future.
The Colors of SpaceNovel
Marion Zimmer Bradleystandalone novel1963
Mysterious in tone, about space exploration, set in far future.
“The Lhari seem peaceful and friendly, but they go to some lengths to protect their monopoly on faster-than-light travel.”
from the catalogue
UpliftUniverse
universe13 books1980
About uplift, set in far future.
“No species, the Galactics insist, ever climbs to sapience alone.”
from the catalogue
Start with Sundiver →
includes Uplift Storm, Uplift
Alliance-UnionUniverse
universe173 books1976
Set in far future.
“Around that spine cluster the merchanter novels of trader Families, the Faded Sun trilogy of human envoys among the martial alien Mri, and the Chanur books, narrated from the hierarchical, whiskered viewpoint of the hani.”
from the catalogue
Start with Heavy Time →
includes Chanur, Mri Wars, Hanan Rebellion, Era of Rapprochement, The Hinder Stars, Age of Exploration, Company Wars, Morgaine