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Space Future
A focused group of public-domain works connected by subject, historical context and recurring questions across the collection.
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Classic Science Fiction Archive: Free Public-Domain Science Fiction Books
Ninety-nine science fiction works from the mid-century magazine era, organized by subject rather than author. Four overlapping categories—Space Future, Machines Invention, Other Worlds, Social Speculation—each cluster stories that share core questions: off-world colonies, alien contact, technological consequences, or social order. A single story may appear in more than one category, so browsing across themes reveals unexpected connections. Start with a category that matches your interest, or follow one of three curated reading paths that pair stories by theme. Each title includes edition facts, a note on plot or significance, and subject keywords, with sources attributed to Project Gutenberg.
99 public-domain works91 represented authorsSource-attributed catalogue records
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02
Machines Invention
A focused group of public-domain works connected by subject, historical context and recurring questions across the collection.
03
Other Worlds
A focused group of public-domain works connected by subject, historical context and recurring questions across the collection.
04
Social Speculation
Works examining social customs, public institutions, biographies and everyday life in their historical settings.
Science Fiction — Editor’s Selection
A concise group of works selected to introduce the subjects, source types and historical questions represented in this catalogue.
Newly Catalogued by OUFOS
Recently added catalogue records, listed with author information, thematic placement and links to the available work pages.
The Impersonator — Inside the Cl...
In Machine...
The Contact Point — A Closer Rea...
In Space F...
A Matter of Taste — Inside the C...
In Space F...
Assassin — Key Ideas to Explore
In Social ...
Heel — Inside the Classic
In Other W...
Thirty Degrees Cattywonkus — Ins...
In Machine...
A Pride of Islands — Story, Sett...
In Space F...
Ignatz — Text and Context
In Social ...
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Public-domain status generally means that a source text is no longer protected by copyright in the relevant jurisdiction or has been released for public use. Rights status can vary by country and edition.
Catalogue records organize the author, title, edition and source information available for each work. Source links are provided where they are available.
Works are grouped according to their main subjects, historical setting, source type and their relationship to other records in the collection.
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This catalogue is organized using source attribution, bibliographic metadata, subject-based categories, and supplementary contextual notes. Submitted corrections may be used to update catalogue records.
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- Featured Escape Velocity — Themes and Con... Authors: Fontenay, Charles L., 191... In Machine...
- Featured Spatial Delivery — Background an... Authors: Garrett, Randall, 1927-1987 In Space F...
- Featured Miracle by Price — Themes and Co... Authors: Cox, Irving E., Jr., 1917... In Machine...
- A Pail of Air — Edition Insights
- Routine for a Hornet — Inside th...Emshwiller, Ed, 1925-1990...