NASA's Boeing moon rocket set for 'once-in-a-generation' ground test

WASHINGTON: NASA's Boeing-built deep space exploration rocket, Space Launch System (SLS), is set to fire its behemoth core stage for the first time on Saturday, a crucial test for a years-delayed U.S. government project facing mounting pressure from emerging private sector technology. Space Launch System's hot fire test, expected to begin at 5 p.m. EST (2200 GMT) Saturday at NASA's Stennis Space Center in Mississippi, caps a nearly year-long 'Green Run' test campaign to validate the rocket's design. MORE FROM THIS SECTIONSee All Who should...