Anduril Industries will develop and qualify a 4.75-inch solid rocket motor for long-range precision rocket artillery.

We are fascinated by the hybrid rocket engine which [Ben Krasnow] built and tested in his shop. It is actually using a hollow cylinder of acrylic as the fuel, with gaseous oxygen as an oxidizer.

Ursa Major, a Colorado-based firm, has partnered with Palantir to use the latter's Warp Speed manufacturing OS technology to streamline rocket propulsion manufacturing process.

Magdrive is working on three versions of its space thrusters, and because they run on solid metal, they might one day even be powered by space junk collected directly in orbit, turning it from threat ...

Solid-fuel rockets are cheaper than their liquid-fuel counterparts, meaning the new engine could significantly reduce spaceflight costs.

Northrop Grumman and the US Air Force have conducted a full-scale qualification static fire test of the Sentinel intercontinental ballistic missile's (ICBM) stage-one solid fuel rocket motor. This ...

TOKYO (AFP): Japan's space agency has said its plan to launch a solid-fuel rocket by the end of March is now impossible, after a recent engine test resulted in a large fire. Towering flames and ...

There are plenty of rocket experimenters toying with various liquid-fueled contraptions at the moment, and [Sciencish] is one of them. He grew tired of using air-pressurized fuel delivery systems ...