There was a problem though; solid rocket motors are far too common to be interesting, and even hybrid rocket engines are becoming passé. We’ve never seen a liquid-fuel rocket build before ...

[Sam Rogers] and colleagues at [AX Technologies] have been testing and developing a small liquid-fueled rocket ... igniter for a much larger rocket engine. Fuel is injected into the front of ...

National Air and Space Museum Rocket, Liquid Fuel, R.H. Goddard 1935, A-Series National Air and Space Museum Nozzle, Rocket , Solid Fuel, 12AS-1000D-5, JATO (Jet-Assisted-Take-Off) Unit National Air ...

The satellites, which are maintained in the proper position about 22,500 miles above Earth by firing small rocket thrusters ... reveals information about how much liquid fuel is present. "These ...

Solid-fuel rockets are cheaper than their liquid-fuel counterparts, meaning the new engine could significantly reduce spaceflight costs. This is particularly noteworthy given the growing number of ...

For nearly a year, SpaceX has been trying out something new: super-cooling the liquid oxygen (LOX) which is a key ingredient in rocket fuel. It's called deep-cryo LOX, and the idea has been around ...

That is more than four times as powerful as the liquid fuel engine on the Long ... mobility and near-instant launch capability, solid-fuel rockets are mainly used to deliver missiles or on other ...