The closed-cycle rocket engine design. Image via Wikipedia The Russian ... with five times the thrust of a jumbo jet. The RD-180 was not a slam dunk design, however. Because of the closed-cycle ...

A lot of drivers have secretly had this thought — put jet ... a road rocket. But this should probably remain a fantasy. Aviation and diesel fuels are made with very different engines and ...

Liquid-fuelled rocket engine design has largely followed a simple template since the development of the German V-2 rocket in the middle of World War 2. Propellant and oxidizer are mixed in a ...

A space-aged new pan designed by a rocket scientist from the University ... its outside inspired by heat transfer methods used in jet engines and rockets. Inventors say the fins help to more ...

It is a hybrid between a conventional jet engine, and a rocket system powered by liquid ... A practical exercise could follow in which groups design their own low-tech heat exchange.

The vehicle's first stage will land vertically, similarly to a Falcon 9 rocket, and the second stage, which has a novel metallic heat shield and engine design, will also land back on Earth.

In a valveless design, the mechanical valves are replaced by aerodynamic effects to facilitate this self-sustaining process. Pulse jet engines differ fundamentally from conventional jet engines.

Rocket company ... new 3D-printed engine as it works towards its first commercial orbital launch. The firm said it was carrying out "full duration" tests on an updated engine design at its ...