Bill Dana (second from left) receives his astronaut wings during a 2005 NASA ceremony at the Dryden (now Armstrong) Flight Research Center in California. Joining Dana were fellow X-15 pilots Robert ... more 
Bill Dana (second from left) receives his astronaut wings during a 2005 NASA ceremony at the Dryden (now Armstrong) Flight Research Center in California. Joining Dana were fellow X-15 pilots Robert White and Neil Armstrong, now both deceased, a less 
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SPACE.com | Photo By NASA/Tony Landis
Wed, May 7, 2014 1:30 PM EDT