2001: A Space Odyssey

The novel and the film were developed concurrently by Arthur C. Clarke and Stanley Kubrick, meaning they are complementary works rather than one being a simple adaptation of the other. While they share the same core narrative, the book provides explicit explanations for plot points and character motivations that the film intentionally leaves ambiguous.

This story is the first entry in a four-part series known as the Space Odyssey, which continues the narrative across several subsequent novels published by Arthur C. Clarke.

The narrative is partially derived from earlier short stories by Arthur C. Clarke, most notably his 1948 work titled The Sentinel.