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.

Hybrid rocket engines offer perks from both worlds, with simple solid fuel and the ability to throttle down by regulating oxidizer flow ... get to a flight ready engine. His previous experiments ...

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 ...

Four Sirius hybrid rocket motors will power the first stage. A single Sirius rocket motor, which uses a proprietary solid fuel and a liquid oxidizer, will power the second stage. The Phoenix ...

The panel of inquiry has arrived at the conclusion that the oxidizer tank of the third-stage engine was ripped open ... measures to be taken at space rocket industry enterprises to guarantee ...