NASA's NEXT ion thruster clocks up continuous operation world record

NASA's NEXT ion thruster clocks up continuous operation world record: "NASA's Evolutionary Xenon Thruster (NEXT) ion engine has set a new world record by clocking up 43,000 hours of continuous operation at NASA’s Glenn Research Center’s Electric Propulsion Laboratory. The seven-kilowatt thruster is intended to propel future NASA deep space probes on missions where chemical rockets aren't a practical option."

'via Blog this'