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David Walker - Windows to the Universe

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Portrait of David Walker
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David Walker

David Walker is an astronaut who was born on May 20, 1944, in Georgia. Before he became an astronaut, Walker was a test pilot.

Walker became an astronaut in 1978. He has spent over 724 hours on 4 spacecraft.

Walker made his first spaceflight aboard Mission 51-A in 1984. In 1989, he commanded STS-30. The crew deployed the Magellan spacecraft, which went on to explore Venus.

Walker commanded STS-53 in 1992. This was a Department of Defense mission. He made his last flight aboard STS-69 in 1995.


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Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part by the National Science Foundation and NASA, our Founding Partners (the American Geophysical Union and American Geosciences Institute) as well as through Institutional, Contributing, and Affiliate Partners, individual memberships and generous donors. Thank you for your support! NASA AGU AGI NSF