![Command module interior](https://www.si.edu/sites/default/files/styles/grid/public/newsdesk/fact_sheets/commandmodule_interior.jpg?itok=B8YPcDLj)
The Apollo 11 command module Columbia—the only portion of the historic spacecraft to complete the first mission to land a man on the moon and safely return him to Earth—will leave the Smithsonian’s National Air and Space Museum for the first time in 46 years.