2001: A Space Odyssey (soundtrack) that shift slowly over time. This technique was pioneered in "Atmosphères", the only Ligeti piece heard in its entirety in the film. Ligeti admired Kubrick's film, but in addition to being irritated by Kubrick's failure to obtain permission directly from him, he was offended that his music was used in a film soundtrack shared by composers Johann and Richard Strauss. The Richard and Johann Strauss pieces and György Ligeti's "Requiem" (the Kyrie section) act as recurring motifs in the film's storyline. Richard Strauss' "Also Sprach Zarathustra" is first heard in the opening title which juxtaposes the Sun, Earth, and Moon.
2001: A Space Odyssey (soundtrack) the soundtrack album gives the former, the movie's credits give the latter). The theme is used both at the start and at the conclusion of the film. Also memorable in the film is its use of parts of Johann Strauss II's best-known waltz, "An der schönen blauen Donau (On the Beautiful Blue Danube)", during the extended space-station docking. Composers Richard and Johann Strauss are not related. In addition to the majestic yet fairly traditional compositions by the two Strausses and Aram Khachaturian, Kubrick used four highly modernistic compositions by György Ligeti which employ micropolyphony, the use of sustained dissonant chords