- Source: National Science Fiction Day
- Gort (The Day the Earth Stood Still)
- Amerika Serikat
- Charles Kingsley
- Penghargaan Hugo untuk Presentasi Drama Terbaik
- Stan Lee
- Penyensoran
- Ian McKellen
- Organisasi Bumi Datar
- Mars
- Kazuo Ishiguro
- National Science Fiction Day
- Science fiction
- Science fiction magazine
- History of science fiction
- First contact (science fiction)
- Libertarian science fiction
- Science fiction film
- Science fiction convention
- Timeline of science fiction
- Military science fiction
National Science Fiction Day is unofficially celebrated by many science fiction fans in the United States on January 2, which corresponds with the official birthdate of famed science fiction writer Isaac Asimov.
While not a federally-recognized holiday, National Science Fiction Day is recognized by organizations such as the Hallmark Channel and by the Scholastic Corporation. It is also listed in the National Day Calendar.