Science fiction taking place in a galactic wide setting with many different planets and solar systems politically and economically joined.
Asimov's Foundations novels, are a superb example of this particular sub-genre.
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SF Sub-Genre Definitions
RandomAre you a budding sci-fi author? Do you need the many different sub genres of SF defined? A lot of people do so if you're one of them... this is where you need to look!
