Whenever I gaze up at the moon, I feel like I'm on a time machine. I am back to that precious pinpoint of time, standing on the foreboding—yet beautiful—Sea of Tranquility. I could see our shining blue planet Earth poised in the darkness of space.

Virtually the entire world took that extraordinary journey along with the crew of Apollo 11. We were supported by hundreds of thousands of American workers, the greatest can-do team ever assembled on the face of the Earth. That team was comprised of scientists and engineers, metallurgists and meteorologists, flight directors, navigators, and suit testers—as well as policy makers. So many devoted their lives and professional energies, minds, and hearts to our mission and to the