Simple, fuel-efficient rocket engine could enable cheaper, lighter spacecraft
Wednesday, February 19, 2020 - 09:40
in Astronomy & Space
It takes a lot of fuel to launch something into space. Sending NASA’s Space Shuttle into orbit required more than 3.5 million pounds of fuel, which is about 15 times heavier than a blue whale. But a new type of engine — called a rotating detonation engine — promises to make rockets not only more […]