More like Universe Between

anchored on:science fictionspaceshort story cyclefantasyspace explorationfar future

but

Narrow

Known SpaceUniverse
universe142 books1964
Set in other star systems.
“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
Starman JonesNovel
Robert A. Heinleinstandalone novel1953
Space opera, adventurous in tone, about coming of age.
“Starman Jones, a 1953 science fiction novel by Robert A. Heinlein, features a farm boy who wants to go to the stars.”
from the catalogue
HeecheeSeries
series19 books1972
completed
Space opera, set in other star systems.
“The Heechee are an advanced alien race that visited the Solar System hundreds of millennia ago and then mysteriously disappeared.”
from the catalogue
Start with Gateway →
The Sirens of TitanNovel
Kurt Vonnegut & Jr.standalone novel1959
Space opera, funny in tone, set in mars.
Academy / Priscilla (Hutch) HutchinsSeries
series16 books1983
Set in other star systems.
“Beginning with The Engines of God, the series treats deep time and the near-total absence of intelligent alien life as its central mystery, favoring slow-burn discovery over action.”
from the catalogue
Start with The Engines of God →
The Colors of SpaceNovel
Marion Zimmer Bradleystandalone novel1963
Space opera, adventurous and mysterious in tone, set in other star systems.
“The Lhari seem peaceful and friendly, but they go to some lengths to protect their monopoly on faster-than-light travel.”
from the catalogue