Ursa Major developed and tested a 6-inch diameter composite grain pathfinder motor. Credit: Ursa Major WASHINGTON — Rocket engine startup Ursa Major is targeting the solid rocket motors market, the ...

SEOUL, South Korea (AP) — South Korea’s military confirmed it test-fired a solid-fueled rocket Friday after its unannounced launch triggered brief public scare of a suspected UFO appearance or a North ...

[Joe Barnard] made a solid propellant rocket motor, and as one does in such situations, he put it through its paces on the test stand. The video below is not about the test, nor is it about the ...

Standard Missile 6 aboard a U.S. Navy ship. Credit: Raytheon Technologies WASHINGTON — Anduril Industries won a $19 million contract from the U.S. Navy to develop a 21-inch diameter solid rocket motor ...