In support of an official event 

The Museum will be closed Sunday, May 25
In addition, the Fourth Hangar will be closed Saturday, May 24

Access to the Presidential Gallery will be limited from May 15 to June 5
 

Image Gallery

Crew Compartment Trainer

STS-54 Commander John H. Casper manipulates the airlock hatch and its equalization valves on the middeck of the Crew Compartment Trainer (CCT) in September 1992. Casper is rehearsing the sequence of events necessary for extravehicular activity egress for the upcoming STS-54 mission. Visible in the airlock is an extravehicular mobility unit. (NASA photo)

PHOTO BY: Unknown
VIRIN: 120723-F-DW547-025.JPG
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This photograph is considered public domain and has been cleared for release. If you would like to republish please give the photographer appropriate credit. Further, any commercial or non-commercial use of this photograph or any other DoD image must be made in compliance with guidance found at https://www.dimoc.mil/resources/limitations, which pertains to intellectual property restrictions (e.g., copyright and trademark, including the use of official emblems, insignia, names and slogans), warnings regarding use of images of identifiable personnel, appearance of endorsement, and related matters.