View Nasa. View aboard Space Shuttle Discovery (Mission STS-92). A superb candid photograph of astronaut William MacArthur's extravehicular activity (EVA) at the end of the Space Shuttle Discovery's ...
Veteran astronauts Michael E. Lopez-Alegria, Pamela A. Melroy and Scott Kelly, who have all demonstrated outstanding accomplishments in furthering NASA’s mission of exploration and discovery, have ...
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