Ursa Major specializes in developing and manufacturing rocket engines for space launch, hypersonic, and solid rocket motor applications. The company has developed the Hadley engine, which produces 5,000 pounds of thrust, and the Ripley engine, designed for medium-launch markets with 50,000 pounds of thrust. It is also working on the Arroway engine, with 200,000 pounds of thrust, and the Draper engine, aimed at hypersonic and defense applications.