2001: A Space Odyssey (novel) becomes an immortal 'Star Child' that can live and travel in space. The Star Child then returns to Earth, where he detonates an orbiting nuclear warhead. This is not discussed again until the sequel to the book, "". "2001: A Space Odyssey" explores technological advancement: its promise and its danger. The HAL 9000 computer puts forward the troubles that can crop up when man builds machines, the inner workings of which he does not fully comprehend and therefore cannot fully control. The book explores the perils related to the atomic age. In this novel, the Cold War is apparently still
2001: A Space Odyssey (novel) a Space Shuttle launch, the adhesive sauces used to keep food firmly in place on one's plate, and even the zero-gravity toilet. Over the course of the novel, several minor characters either appear very briefly or are named only in passing, including other man-apes, spaceflight staff, lunar station security, and "Discovery" crew members. Among the novel's minor characters, some of the more consequential are listed below (often having direct film equivalents, or else being recurring characters in the "Odyssey" novel series). A sequel to the book, entitled "", was published in 1982 and adapted as a motion picture in 1984.