Tag: GEM-63XL

  • Solid rocket motor test-fired for Atlas 5 debut next year

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    A new solid rocket motor built by Northrop Grumman has aced its final test-firing before a scheduled debut on a United Launch Alliance Atlas 5 rocket flight next year. Northrop Grumman’s GEM 63 solid rocket motor will replace the Aerojet Rocketdyne AJ-60A solid-fueled booster that has flown on Atlas 5 rockets since 2003. Billed…

  • Orbital ATK, SpaceX nab U.S. Air Force propulsion contracts

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    Blue Origin successfully test fires its BE-3 high-performance liquid hydrogen engine thrust chamber at NASA’s Stennis Space Center in this 2012 file photo. Credit: NASA Orbital ATK and SpaceX won Pentagon contracts worth a combined value of up to $241 million Wednesday in public-private partnerships crafted to hasten the U.S. military’s move away from Russian-supplied propulsion…

  • Orbital ATK, SpaceX nab U.S. Air Force propulsion contracts

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    Blue Origin successfully test fires its BE-3 high-performance liquid hydrogen engine thrust chamber at NASA’s Stennis Space Center in this 2012 file photo. Credit: NASA Orbital ATK and SpaceX won Pentagon contracts worth a combined value of up to $241 million Wednesday in public-private partnerships crafted to hasten the U.S. military’s move away from Russian-supplied propulsion…

  • Orbital ATK beats out Aerojet in ULA booster selection

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    File photo of Orbital ATK’s GEM-60 solid rocket booster before attachment to a Delta 4 rocket. The Atlas 5 and Vulcan rockets will use an enlarged version of the motor beginning at the end of 2018. Credit: NASA United Launch Alliance has selected Orbital ATK to provide solid rocket boosters for the company’s next-generation Vulcan…