"2001: A Space Odyssey" is a science fiction film directed by Stanley Kubrick and released in 1968. It was based on the novel of the same name written by Arthur C. Clarke, who also collaborated on the screenplay. The film follows a voyage to Jupiter with the sentient computer HAL after the discovery of a mysterious black monolith affecting human evolution. It is notable for its use of classical music, realistic depiction of space travel, and enigmatic, abstract nature. It has been highly praised by critics for its innovative special effects and intellectual depth, and is considered a landmark work in the science fiction genre.