Guided missiles also appeared in the mid-twentieth century with air-breathing propulsion systems ... to a gigantic F-1 motor from the Saturn V Moon rocket. National Air and Space Museum Rocket, Liquid ...

The resource, once uncovered, could one day be extracted and used for drinking, breathing and as a source of hydrogen and oxygen for rocket fuel to make future expeditions to Mars possible ...

A British company developing a rocket engine that can combust using ... going ships to look more like airplanes than traditional fuel-laden rockets with their ballooning storage tanks.