The Laser Geodynamics Satellite (LAGEOS), a small ball-shaped spacecraft designed to help earthquake research by monitoring the movements of the Earth's crustal plates, was launched from space shuttle Columbia in October 1992. The crew of STS-52 narrate the highlights of the mission, which included Canadian and microgravity experiments.
Source: NASA (16 min 56 sec MPEG-4 (H.264) file)
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