A team of British scientists has achieved what they say is the first-ever plasma ignition inside a nuclear fusion rocket engine - a huge step that could one day make trips across the solar system, and ...

We don’t need any advanced propulsion to get to Mars,” says Robert Zubrin, founder of the Mars Society and the astronautical engineering company Pioneer Astronautics. “We can do it with chemical ...

Plasma flashed inside the exhaust system, held in place by electric and magnetic fields. This scene marked a small but closely watched step in Pulsar Fusion's bid to build a fusion-powered space tug.