![](http://www.alamy.com/thumbs/6/7ADC55DE-5191-4258-B0C1-D03BCF3D6D98/GE4HG4.jpg)
(1995) A technician performs maintenance on a Space Shuttle Main Engine (SSME) in building 3202 in preparation for a test firing at the John Space Center.
Size: 2043px × 1634px
Photo credit: © ART Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: engine, main, maintenance, shuttle, space, ssme