the subject of rocket engines was one of the first to come up. There was a problem though; solid rocket motors are far too common to be interesting, and even hybrid rocket engines are becoming passé.

We are fascinated by the hybrid rocket engine which [Ben Krasnow] built and ... We’re already quite familiar with solid rocket propellant, but this hybrid approach is much different.

Ursa Major, which has been cutting its teeth developing solid rocket motors and liquid rocket engines, has received a contract from an undisclosed ...

The first to announce the move was Israeli public company Bet Shemesh Engines, which specializes in the production of jet ...

Vulcan flew twice in 2024 but the second mission had a rough ride to space. Those problems are the primary culprit behind ...

A solid-propellant rocket or solid rocket is a rocket with a rocket engine that uses solid propellants (fuel/oxidizer). The earliest rockets were solid-fuel rockets powered by gunpowder; they were ...

India's IISc-incubated startup SpaceFields has successfully tested its innovative aerospike solid rocket engine, showcasing a peak thrust of 13.42 kN and peak pressure of 5 MPa. This test ...

The new project, named Prometheus Energetics, will be headquartered on a US Navy and Army facility in Crane, Indiana.

“Draper has the form factor of a solid rocket motor,” Spagnoletti told SpaceNews. The engine’s non-cryogenic kerosene peroxide fuel combination would offer a simplified storage solution ...

NASA's Jason Hopper is shown at the E Test Complex at NASA's Stennis Space Center.NASA/Danny Nowlin Jason Hopper's journey to ...