<p>Dr. Nancy Grace Roman, NASA's first Chief of Astronomy, explains the Advanced Orbiting Solar Observatory (AOSO) to Astronaut Edwin "Buzz" Aldrin in 1965 in Washington, D.C.
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Credit: NASA
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/144614754@N02">NASA Hubble Space Telescope</a>
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/nasahubble/27154773587/">Nancy Grace Roman with Buzz Aldrin</a>