More like The Impossible Planet

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Known SpaceUniverse
universe142 books1964
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 Ringworld, Fleet of Worlds, Man-Kzin Wars
The Colors of SpaceNovel
Marion Zimmer Bradleystandalone novel1963
Space opera, adventurous in tone, set in space.
“The Lhari seem peaceful and friendly, but they go to some lengths to protect their monopoly on faster-than-light travel.”
from the catalogue
Against the Fall of NightSeries
series2 books1953
Science fiction, reflective in tone, about space exploration, set in other star systems and far future.
“Against the Fall of Night is Arthur C. Clarke's 1953 novel of a stagnant, climate-controlled city called Diaspar a billion years in Earth's future, where a young man named Alvin becomes the first in living memory to want to leave it.”
from the catalogue
Start with Against the Fall of Night →
The City and the StarsNovel
Arthur C. Clarkestandalone novel1956
About immortality.
HeecheeSeries
series19 books1972
completed
Space opera, set in space.
“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 →
HainishSeries
series33 books1964
completed
Science fiction, reflective in tone, set in far future and other star systems.
“The Hainish Cycle consists of a number of science fiction novels and stories by Ursula K. Le Guin.”
from the catalogue
Start with Rocannon's World →