[KoD] and [Navic] are building solid propellant motors using sugar and ... proof of the dangers involved in this hobby. Testing the engine thrust with a bathroom scale ends badly for the scale.

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

Team Abstract: The HADES team is seeking to add to the collective CU Boulder knowledge base of hybrid rockets through the development of a liquid-solid hybrid engine. This engine will be used to power ...

But the twentieth-century saw a technological explosion of new rocket-propulsion systems, using both solid and liquid propellants. Rocket-powered ... Cold War missiles and launch vehicles, and rocket ...

Helium, used to pressurize rocket fuel systems ... to harness its properties to increase the efficiency of solid propellant engines. Their work, published in Acta Aeronautica et Astronautica ...

It is also speculated that a solid-propellant missile could have been ... by means of a cold launch without the ignition of the rocket engine, using a technique similar to that of solid-propellant ...

a solid rocket motor team, a hybrid rocket engine team and a liquid rocket engine team. Gibson said the liquid rocket engine team has spent the past year developing the first liquid propellant rocket ...

The Space Launch System (SLS) core stage and rocket boosters have now been stood up and mated in preparation for NASA's ...

Tory Bruno provided an update on the investigation into the Vulcan mishap and discussed when to expect next ULA launch.

Unlike SpaceX Falcon 9 — which is fully liquid propellant — ULA's Vulcan rocket utilizes solid rocket boosters at liftoff. "The BE-4 rocket engines compensated, steered for that, and took us ...