Science fiction is related tofantasy,horror, andsuperhero fiction, and it contains many subgenres. The genre's precisedefinition has long been disputed among authors, critics, scholars, and readers. Major subgenres includehard science fiction, which emphasizes scientific accuracy, andsoft science fiction, which focuses on social sciences. Other notable subgenres arecyberpunk, which explores the interface between technology and society,climate fiction, which addresses environmental issues, andspace opera, which emphasizes pure adventure in a universe in which space travel is common.
This is adynamic list and may never be able to satisfy particular standards for completeness. You can help byediting the page to add missing items, with references toreliable sources.
A useful book for looking up authors isA Reader's Guide to Science Fiction, by Baird Searles, Martin Last, Beth Meacham, and Michael Franklin (1979). It also tells you whom else you might like if you like one author.