Visit us in Washington, DC and Chantilly, VA to explore hundreds of the world’s most significant objects in aviation and space history. Free timed-entry passes are required for the Museum in DC.
Discover our exhibitions and participate in programs both in person or virtually.
Browse our collections, stories, research, and on demand content.
Bring the Air and Space Museum to your learners, wherever you are.
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Rotating beacons like this one, developed by the General Electric Company, were placed 16 kilometers (10 miles) apart along air mail routes. They rotated once every 10 seconds, and their powerful beams could be seen 60 kilometers (40 miles) away.
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