John C. Stennis Space Center
caption: Shuttle main engine test in the A-1 Test Stand.
caption: Construction of the A-2 Test Stand.
caption: A-3 test stand under construction in March 2011.
caption: Test firing of a Space Shuttle main engine in the A-1 Test Stand.
caption: Installation of a 35,000-gallon liquid oxygen tank atop the A-3 Test Stand.
caption: NASA's Stennis Headquarters