2001: A Space Odyssey (soundtrack) mankind's eventual replacement by overmen ("Übermensch") in Nietzsche's work "Thus Spoke Zarathustra". "Gayane's Adagio" from Aram Khachaturian's "Gayane" ballet suite is heard during the sections that introduce Bowman and Poole aboard the "Discovery", conveying a somewhat lonely and mournful quality. In addition to the majestic yet fairly traditional compositions by the two Strausses and Khachaturian, Kubrick used four highly modernistic compositions by György Ligeti that employ micropolyphony, the use of sustained dissonant chords that shift slowly. 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
2001: A Space Odyssey (film) what remains is notable for its banality (making the computer HAL seem to have more emotion than the humans) juxtaposed with epic space scenes. Kubrick's decision to avoid the fanciful portrayals of space in standard popular science fiction films of the time led him to seek more realistic and scientifically accurate depiction of space travel. Illustrators such as Chesley Bonestell, Roy Carnon, and Richard McKenna were hired to produce concept drawings, sketches and paintings of the space technology seen in the film. Two educational films that came out previously, the 1960 National Film Board of Canada animated short documentary "Universe"