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THE SCIENCE FICTION ARCHIVEExplore by theme ↗

Alien life

Encounters with life beyond our own world.

All booksSpace operaTime travelArtificial intelligenceAlien lifeCyberpunkSpace explorationDystopian worldsMore themes +
English editions only

3,900 books in alien life

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Balanced rating combines the average and the number of ratings; small samples carry less weight. How ranking works ↗

Theme matches come from subjects on a work or its English editions, or a cited editorial review. Each book’s discovery notes show the evidence.

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