Apr 04, 2019
Northrop Grumman Successfully Completes Second Ground Test of New Rocket Motor for United Launch Alliance Atlas V
Dulles, Va. – April 4, 2019 – Northrop Grumman Corporation (NYSE: NOC) conducted its second ground test of a 63-inch diameter Graphite Epoxy Motor (GEM 63) today in Promontory, Utah. The company developed this new side-mounted rocket motor to add power...








