Inner space (science fiction)
Inner space in the context of science fiction refers to works of psychological science fiction emphasizes internal, mental, and emotional experiences over external adventure or technological speculation, which contrasts it with traditional science fiction's fascination with outer space.
Works from this genre appeared as part of the emergence of the New Wave in science fiction in the 1960s. They were popularized English writer J.G. Ballard and associated with the New Wave movement in science fiction. Subsequent contributions by critics and writers such as Michael Moorcock, Pat Cadigan, and Greg Bear helped establish inner space as a recurring theme in science fiction discourse.