NASA Administrator Marks Completion of World’s Largest Spacecraft Welding Tool for Space Launch System

NASA’s new Vertical Assembly Center (VAC), a 170-foot-high marvel of machinery that will be used to assemble elements of the agency's Space Launch System (SLS), now is complete and ready to weld parts for the rocket that will send humans to an asteroid and Mars.



from NASA Breaking News http://ift.tt/1rHTZGI

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