While the crew of Apollo 9 was still orbiting Earth on this day in 1969, preparations were already underway on the ground for the next critical step in the race to the Moon.
Explore NASA's rich history and even feel the rumble of a launch at Kennedy Space Center Visitor Complex in Florida.
Smithsonian curator Carolyn Russo’s new book The Ascent of Rauschenberg explores the artist's fascination with flight ...
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