A new era for space propulsion? An ion engine twenty-five times more powerful than NASA's current best model has just been ...
The first human Mars explorers won’t have it easy. Every additional day in deep space will increase their exposure to deadly ...
A prototype ion engine that uses lithium vapor as a propellant has aced its first tests, achieving 25 times more power than ...
NASA just nudged its Mars ambitions forward with a lab test of a new ion engine that vastly outmuscles anything it's flown ...