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NASA Mega Moon Rocket Passes Key Test, Readies for Launch

NASA Mega Moon Rocket Passes Key Test, Readies for Launch

The largest rocket element NASA has ever built, the core stage of NASA’s Space Launch System (SLS) rocket, fired its four RS-25 engines for 8 minutes and 19 seconds Thursday at NASA’s Stennis Space Center near Bay St. Louis, Mississippi. The successful test, known as a hot fire, is a critical milestone ahead of the agency’s Artemis […]