The winter sky has some brightly lit star patterns visible this month ... though their stars are part of the constellations Ursa Major and Ursa Minor. The Winter Triangle, which is especially ...

Sirius Technologies orders ten Hadley engines from Ursa Major. The companies are also jointly developing a medium-launch ...

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 ...