A prototype ion engine that uses lithium vapor as a propellant has aced its first tests, achieving 25 times more power than ...

Ion engine leap: NASA's new lithium-fed thruster hit 120 kilowatts, vastly surpassing current ion engines and promising efficient deep-space propulsion. Starship V3 milestone: SpaceX static-fired its ...

Earlier this year, rocket scientists at NASA fired up an electromagnetic thruster powered by lithium metal vapor.

A powerful new electromagnetic thruster has taken a major step forward after a successful high-energy test at NASA’s Jet Propulsion Laboratory. Fueled by lithium vapor and driven by intense magnetic ...