A tornado struck NASA’s Michoud Assembly Facility in New Orleans on Tuesday. About 3,500 employees were at the facility when a large tornado hit at 11:25 a.m. Fortunately, only five people suffered minor injuries. Michoud has been building and testing hardware for NASAs Space Launch System (SLS) The core stage for SLS is being built at Michoud. In September 2016, NASA showed off completed welding on its 130 feet tall core stage liquid hydrogen tank, “the largest cryogenic fuel tank for a rocket in the world””]