• NASA tests a booster that produces 3 million pounds of thrust

    26 days ago - By Ars Technica

    Northrop Grumman's full-scale booster ignites on Wednesday afternoon. [credit:
    NASA TV
    ]
    On Wednesday afternoon in Northern Utah, Northrop Grumman fired up a full-scale test version of the boosters it is building for NASA's Space Launch System rocket. Although engineers were still reviewing 300 channels of data, Charlie Precourt, vice president of propulsion systems at Northrop Grumman, said the test was successful.
    Two of these large boosters, each with a mass of 1.6 million pounds, account for 75 percent of the SLS rocket's thrust during the first two minutes of flight. They are composed...
    Read more ...