In the case of the Big Dipper, it’s part of the constellation Ursa Major the Great Bear. While the Big Dipper is visible year round from many places, its orientation in the sky changes through ...

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 ...

TUCSON, Ariz., Dec. 18, 2024 /PRNewswire/ -- Raytheon, an RTX (NYSE: RTX) business, and Ursa Major announced its advanced long-range solid rocket motor completed a successful missile flight test ...

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.

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 ...

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 ...

COLORADO SPRINGS—Colorado-based startup Ursa Major in partnership with missile developer Raytheon has completed two flight tests of a newly developed long-range solid rocket motor (SRM ...

The Russian cargo ship Ursa Major sank in the Mediterranean Sea between Spain and Algeria following an explosion in its ...

Raytheon and growing propulsion firm Ursa Major on Wednesday announced they have conducted successful missile flight tests with a long-range solid rocket motor for the Army. In a briefing with ...

A Russian cargo ship called Ursa Major sank in the Mediterranean Sea overnight after an explosion ripped through its engine room and two of its crew are still missing, the Russian Foreign Ministry ...