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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This video shows cosmonaut Aleksei Leonov as he became the first person to walk in space on March 18, 1965. Leonov remained outside the Voskhod 2 spacecraft for just over 12 minutes.