Static fire test of a 6-inch diameter solid rocket motor. Credit: Ursa Major WASHINGTON — Rocket propulsion startup Ursa Major announced Dec. 18 that one of its solid rocket motors completed a ...

Ursa Major said it developed a new solid rocket motor from scratch in four months, and has now flown it twice in partnership with Raytheon. (Ursa Major) Raytheon and growing propulsion firm Ursa Major ...

Hotfire test at Ursa Major’s headquarters.. Photo: Courtesy Ursa Major. U.S. rocket propulsion startup Ursa Major said on Tuesday it was awarded a $12.5 million contract to build out production and ...

April 8 (Reuters) - U.S. rocket propulsion start-up Ursa Major said on Monday it had signed a contract with the United States Navy to develop and test solid fuel rocket engines in an effort to develop ...

WASHINGTON, Sept 17 (Reuters) - U.S. rocket propulsion startup Ursa Major said on Tuesday it was awarded a $12.5 million contract to build out production and testing for new solid fuel rocket engines.