Ursa Major Technologies Inc. and Raytheon’s Tucson, Arizona-based rocket unit have completed a successful missile flight test for the U.S. Army, using the companies’ advanced long-range solid rocket ...

Ursa Major Technologies Inc. and Raytheon’s Tucson, Arizona-based rocket unit have completed a successful missile flight test for the U.S. Army, using the companies’ advanced long-range solid ...

Raytheon’s Tucson-based missile manufacturing operation this week announced a successful missile test for an advanced long-range solid rocket motor it is developing together with Colorado ...

The explosion occurred in Ursa Major’s engine rooms just after midday on Dec. 23, causing the ship to list between Spain and Algeria. The cause is not yet known. The news website La Verdad ...

An explosion sank a sanctioned Russian cargo ship in the Mediterranean Sea on Monday night, Russian authorities said, leaving ...

A Russian vessel, Ursa Major, sank in the Mediterranean after an explosion, leaving two crew members missing. The ship was operated by Oboronlogistika, a Russian Defence Ministry-affiliated ...

The russian company Oboronlogistika claims that its ship Ursa Major sank in the Mediterranean Sea allegedly as a result of a terrorist attack. The russian propaganda agency RIA Novosti reported this ...

WASHINGTON — Rocket propulsion startup Ursa Major announced Dec. 18 that one of its solid rocket motors completed a successful flight test on a Raytheon-built missile for the U.S. Army.

RTX and Colorado-based propulsion firm Ursa Major conducted flight tests of a new solid rocket motor with long-range capabilities in California.

A Russian cargo vessel, the Ursa Major, exploded and sank in the Mediterranean Sea off the coast of Spain on December 23, ...

Raytheon’s missile manufacturing operation announced a successful test for an advanced long-range military solid rocket motor it's developing with a Colorado aerospace propulsion systems maker.