WASHINGTON — Rocket propulsion startup Ursa Major is accelerating development and testing of its Draper liquid rocket engine in collaboration with U.S. defense agencies and military contractors.

MOSCOW, December 27. /TASS/. The fate of two crew members of Ursa Major, who were missing during the evacuation following a terrorist attack on the cargo ship in the Mediterranean, is still ...

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 ...

The legendary Hubble Space Telescope has turned its gaze to the Ursa Major-adjacent galaxy UGC 5460, revealing spiral arms, star clusters and a possible supernova "imposter".

DENVER, March 13, 2025 /PRNewswire/ -- Ursa Major has been awarded a contract for delivery of fully integrated GEO propulsion systems for a customer focused on critical space missions. The multi ...

MOSCOW, December 24. /TASS/. In all likelihood Russia’s dry cargo ship Ursa Major sank in international waters between the Spanish autonomous region of Murcia and Algeria due to a pre-planned ...

The “veteran of military transportation” was of great importance for the so-called Syrian Express and the incident will have a long-lasting impact on Russia's logistical capabilities.