(Stanley) David Griggs


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US astronaut. During the Discovery space shuttle flight of April 1985, he conducted the first unscheduled extravehicular activity in preparation for a satellite rescue attempt. Griggs joined the Johnson Space Center in 1970 and was selected as an astronaut in 1978. He was killed in the crash of a vintage aircraft in June 1989.

Subjects: Astronomy and Astrophysics.

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