NASA just nudged its Mars ambitions forward with a lab test of a new ion engine that vastly outmuscles anything it's flown before. The lithium-fed magnetoplasmadynamic (MPD) thruster hit 120 kilowatts ...

RS-25 engine delivery for Artemis III marks the end of shuttle-era hardware in NASA spaceflight propulsion: four engines that supported 36 shuttle missions will power the Space Launch System for a ...

NASA is testing a next-generation space computer chip that could give spacecraft the ability to operate far more independently in deep space. The radiation-hardened processor is showing performance ...

A former NASA engineer claims a new engine can beat gravity without fuel. Is it a breakthrough or just a classic physics trap?