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

The technical strategy employed by both companies integrates cost-effective components to produce a new class of munitions.

Raytheon's and Ursa Major's long-range solid rocket motor completed a successful missile flight test for the U.S. Army. A spokesman for Raytheon, an RTX business, said that the two firms' combined ...

COLORADO SPRINGS—Colorado-based startup Ursa Major in partnership with missile developer Raytheon has completed two flight ...

Two American firms have conducted successful flight tests of a new solid rocket motor with long-range capabilities. RTX and ...

Speed of development has been an important aspect of the Army's missile project tested by Tucson-based Raytheon.

Ursa Major Technologies Inc. and Raytheon’s Tucson, Arizona-based rocket unit have completed a successful missile flight test ...

In what it says is a key milestone for the rocket motor industrial base and itself, Ursa Major on Wednesday said its ...

A Japanese space startup said its second attempt to launch a rocket carrying small satellites into orbit had been terminated ...

Ursa Major said it developed a new solid rocket motor from scratch in four months, and has now flown it twice in partnership with Raytheon. (Ursa Major) Raytheon and growing propulsion firm Ursa ...

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 ...

Two American firms have conducted successful flight tests of a new solid rocket motor with long-range capabilities. RTX and Colorado-based propulsion firm Ursa Major conducted the test at Naval ...