More like Cloak and Dagger

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Space BeagleSeries
series5 books1939
completed
Science fiction and space opera, adventurous and tense in tone, about space exploration and aliens, set in far future and space.
Start with Black Destroyer →
Known SpaceUniverse
universe142 books1964
Science fiction, about aliens, set in far future and 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 Ringworld, Fleet of Worlds, Man-Kzin Wars
CoDominiumUniverse
universe98 books1971
Science fiction and military science fiction, set in far future and other star systems.
“The body of work runs along a few hard threads rather than one line.”
from the catalogue
Start with The Mote in God's Eye →
includes Moties, Laurie Jo Hansen, Falkenberg's Legion, War World
The Final ArchitectureSeries
series6 books2021
About war.
“Eighty years ago, Earth was destroyed by an alien 'Architect'.”
from the catalogue
Start with Shards of Earth →
Cities in FlightSeries
series10 books1950
completed
About space colonization.
“The stories cover roughly two thousand years, from the very near future to the end of the universe.”
from the catalogue
Start with They Shall Have Stars →
UpliftUniverse
universe13 books1980
About uplift.
“No species, the Galactics insist, ever climbs to sapience alone.”
from the catalogue
Start with Sundiver →
includes Uplift, Uplift Storm