Raytheon and growing propulsion firm Ursa Major on Wednesday announced they have conducted successful missile flight tests ...

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 ...

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 ...

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 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 ...

Speed of development has been an important aspect of the project, which started with an investment RTX Ventures made in Ursa Major in 2023 to explore new rocket motor technologies in response to a ...

A Japanese death-row inmate, dubbed the "Black Widow" after she used cyanide to kill her elderly lovers, has died in a detention center at age 78, officials said on Friday. Chisako Kakehi was ...

The crisis center of the Russian Foreign Ministry said the vessel, Ursa Major, sank south of Spain ... badly damaged in stormy weather near the Black Sea, leading to an oil spill.

The “veteran of military transportation” was of great importance for the so-called Syrian Express and the incident will have ...