More like Port Eternity

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Non-StopNovel
Brian W. Aldissstandalone novel1958
Adventurous in tone, about expeditions and space exploration, set in generation ship.
Hull Zero ThreeNovel
Greg Bearstandalone novel2010
Hard science fiction, tense in tone, about amnesia, set in generation ship.
Six WakesNovel
Mur Laffertystandalone novel2017
Mystery & detective and whodunit, about murder investigation and amnesia.
Captive UniverseNovel
Harry Harrisonstandalone novel1969
Set in otherworld and underground & caves.
“Chimal is an Aztec farmer's son in an isolated valley cut off from the world by a landslide generations back, split between two villages that live under strict, ancient law enforced by priests.”
from the catalogue
The Fifth Head of CerberusSeries
series4 books1972
Set in other star systems.
“The novella was included in the anthology Nebula Award Stories Eight.”
from the catalogue
Start with The Fifth Head of Cerberus →
Ship of FoolsNovel
Richard Paul Russostandalone novel2001
Eerie in tone, about space exploration and aliens, set in generation ship.
“A generation ship searching for inhabited planets is drawn by a beacon to a planet where all human residents have died violently; upon leaving, it encounters a mysterious giant ship of alien origin.”
from the catalogue