(Reuters) -U.S. defense contractor Northrop Grumman has invested $50 million into space startup Firefly Aerospace to aid the production of their jointly developed rocket, the companies said on ...

PROMONTORY, Box Elder County — No solid rocket motors were lost or damaged in an explosion Wednesday in remote Promontory, a company spokesperson for Northrop Grumman told KSL.com Friday.

PROMONTORY, Utah — Days after an explosion destroyed a building on its remote facility in northern Utah, Northrop Grumman is shedding new light on what occurred and if its programs will be affected.

PROMONTORY, Box Elder County — An explosion rocked the Northrop Grumman rocket testing facility in remote Promontory, around 32 miles west of Brigham City. Reports of the explosion came in ...

April 22 (Reuters) - Northrop Grumman (NOC.N), opens new tab cut its annual profit forecast after it posted a 49% slump in first-quarter earnings on Tuesday, as it booked losses on its B-21 ...

Northrop Grumman NOC0.14%increase; green up pointing triangle first-quarter earnings and sales missed analysts’ estimates as delayed awards and higher-than-expected costs weighed on results ...