dead or alive : an exclusive behind-the-scenes look at NASA's successful mission to Mars text xxu monographic eng

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1 videodisc : sound, color ; 4 3/4 in. In January 2004, two spacecraft (named Spirit and Opportunity) carrying identical robotic explorers touched down on the surface of Mars. Take a behind-the-scenes glimpse of the design, testing, and launch of the mission, then join the quest for signs of life on the red planet. MDTV Productions for WGBH/Boston in association with National Geographic channel International ; written, produced, and directed by Mark Davis. Original broadcast of the PBS television program Nova. Space flight to Mars Mars (Planet) Exploration Exploration of Mars (Planet) QB54 520 1593751125 161106 20201001101042.0