During his career, Stevens contributed to the storyboards and animation in many Disney cartoon shorts and feature films including Ward Kimball's critically acclaimed 1950s television documentaries Man in Space, Man and the Moon and Mars and Beyond.
Theories from scientists and philosophers are discussed, including Ptolemy's inaccurate, but formerly-accepted theories, as well as those of Copernicus.
Mars | Veronica Mars | The Mars Volta | Bruno Mars | Thirty Seconds to Mars | Mars, Incorporated | Mars (mythology) | Mars Science Laboratory | Mars Exploration Rover | Mars trilogy | Mars Pathfinder | Champ de Mars | An Anthropologist on Mars | Pyramids of Mars | Mars Global Surveyor | Mars and Beyond | Life on Mars (UK TV series) | Life on Mars | Field of Mars | Mars Society | Mars Lasar | A Princess of Mars | The Waters of Mars | Men Are from Mars, Women Are from Venus | Mars University | Mars Reconnaissance Orbiter | Mars Attacks! | life on Mars (planet) | life on Mars | Kenneth Mars |
In 1957, he appeared in the "Mars and Beyond" episode of Disneyland discussing the possibility of life on Mars.