2001: A Space Odyssey (soundtrack) used is Ligeti's "Lux Aeterna" and an electronically altered form of his "Aventures", the last of which was so used without Ligeti's permission and is not listed in the film's credits. Since the film, "Also sprach Zarathustra" has been used in many other contexts. It was used by the BBC and by CTV in Canada as the introductory theme music for their television coverage of the Apollo space missions, as well as stage entrance music for multiple acts including Elvis Presley late in his career. Jazz and rock variants of the theme have also been composed, the most well known
2001: A Space Odyssey 2001: A Space Odyssey 2001: A Space Odyssey is the 1968 science fiction written by Arthur C. Clarke and the directed by Stanley Kubrick. It is a part of Clarke's "Space Odyssey" series. Both the novel and the film are partially based on Clarke's 1948 short story "The Sentinel", an entry in a BBC short story competition, and "Encounter in the Dawn", published in 1953 in the magazine "Amazing Stories". After deciding on Clarke's 1948 short story "The Sentinel" as the starting point, and with the themes of man's relationship with the universe in mind, Clarke sold Kubrick five more