Countdown to Deep Space

NASA’s countdown to deep space continued Aug. 13 with the latest test of its Space Launch System (SLS) RS-25 rocket engine at NASA’s Stennis Space Center near Bay St. Louis, Mississippi. Operators on the A-1 Test Stand at Stennis conducted a 535-second test to collect engine performance data that will be used in readying the engines for SLS missions to carry humans deeper into space than ever before. A variety of groups were invited by NASA’s Marshall Space Flight Center in Huntsville, Alabama, and Stenni