Hyperspace
FASTER-THAN-LIGHT TRAVEL IN SCIENCE FICTION
Subspace (fictional); Hyper space; Hyperspace (fiction); Hyperspace theory; Witchspace; Warp (Warhammer 40000); Hyperspace drive; The Warp (Warhammer); Hyperspace travel; Hyperspace (science fiction); Hyperspace (Star Wars); List of hyperspace depictions in science fiction; List of Hyperspace Depictions in Science Fiction; Overspace; Nulspace; Space warp; Underspace; Transwarp conduits; Subspace corridors; Subspace vortex; Jumpspace
Hyperspace (also nulspace, subspace, overspace, jumpspace and similar) is a concept from science fiction relating to higher dimensions as well as parallel universes and a faster-than-light (FTL) method of interstellar travel that also occasionally appears in scientific works in related contexts. Its use in science fiction originated in the magazine Amazing Stories Quarterly in 1931 and within several decades it became one of the most popular tropes of science fiction, popularized by its use in the works of authors such as Isaac Asimov and E.