Ursa Major, which has been cutting its teeth developing solid rocket motors and liquid rocket engines, has received a contract from an undisclosed ...

The future of defense is being defined by the "technical revolution taking place right now" across industry, according to Dan ...

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 ...

TASS/. Russia's Ursa Major cargo ship has sunk in the Mediterranean Sea after an explosion in the engine room, the Russian Foreign Ministry’s Crisis Management Center said in a statement.