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The GEM 63XL, developed by Northrop Grumman, is an extended version of the GEM 63, about 73 inches (190 cm) longer than its predecessor. [7] The weight is approximately 117,000 pounds (53 metric tons) each. [8] First fired in 2020, it is used on the Vulcan launch vehicle beginning with the first launch on January 8, 2024.
In 2015, ULA announced that the Atlas V will switch to new GEM 63 boosters produced by Northrop Grumman Innovation Systems. (GEM 63XL, a stretched version of the GEM 63 booster is used on the Vulcan rocket.) [ 6 ] The first Atlas V launched with GEM 63 boosters on November 13, 2020.
In 2015, ULA announced that the Aerojet Rocketdyne-produced AJ-60A solid rocket boosters (SRBs) then in use on Atlas V would be superseded by new GEM 63 boosters produced by Northrop Grumman Innovation Systems. The extended GEM 63XL boosters will also be used on the Vulcan Centaur launch vehicle that will replace the Atlas V. [25] The first ...
Among publicly traded defense companies, Northrop Grumman continues to dominate the market for large unmanned aerial vehicles -- as its latest contract win demonstrates. On Friday, Northrop ...
GEM 63 USA: Northrop Grumman: Atlas V: Active Booster: HTPB: Solid fuel 279.06 (Vac) [10] 1,662,745 [11] 49,300 with fuel GEM 63XL
Northrop received a $935-million fixed price contract to build the module in 2021 and took a $42-million charge in last year's fourth quarter because of higher expenses, raising its 2023 program ...
In November 2020, ULA launched NROL-101, a top secret spy satellite for the National Reconnaissance Office, on board their Atlas V in a 531 configuration. This launch was notable because it was the first flight of the GEM-63 solid rocket boosters, a version of which will be used on their Vulcan Centaur launch vehicle. [153]
To further enhance payload capacity, the Vulcan Centaur can be equipped with up to six GEM 63XL SRBs (solid rocket boosters) from Northrop Grumman—a lengthened version of the GEM 63 SRBs used on the Atlas V. [7] [24]