Most any rocket engine you’d find on a spacecraft – save for solid or hybrid rockets – use an engine system that’s fairly complex. Because of the intense heat, the fuel is circulated ...

Debuting in 2017, Rutherford is the world’s first 3D-printed rocket engine. Nine of these kerosene-fueled engines power Electron’s first stage, each of them exerting 5,500 pounds (2,495 ...

Aftershock II, a new rocket built by students at the University of Southern California, recently broke a number of 20-year-old amateur spaceflight records for altitude, power and speed. It reached ...