I’ve grown up with rockets that burn chemical fuel, but NASA’s next big leap in propulsion could make those engines look as ...

Engineers have built a modern Stirling engine that quietly turns the cold of outer space into steady mechanical power, using ...

RS-25 prime contractor L3Harris continues to ramp up production of new flight engine hardware at their Los Angeles area ...

Researchers have created a device that generates mechanical power at night by harnessing the natural temperature difference between warm ground and the cold of outer space. Engineers at the, Davis, ha ...

The engine is capable of producing hundreds of milliwatts per square meter, and scientists are already working on practical ...

What if you could draw energy from the night sky without effort? That's the question that researchers at the University of ...

This engine won't be fueling interstellar missions, but still finds an unexpected way to use deep space energy to generate power. Reading time 3 minutes Deep space may provide hidden sources of energy ...

June 23 (UPI) --NASA fired up a full-duration test of its new RS-25 engine that will power the Space Launch System rocket on Artemis missions to the moon, the space agency announced Monday. NASA ...

The APEX 1.0 lander from ispace U.S. Credit: ispace U.S. WASHINGTON — A change in engines will cause the launch of a lunar lander being built for a NASA-funded mission to slip from 2026 to 2027. In a ...

NASA’s Space Launch System (SLS) is ready to fly with its four shuttle-era engines. The rocket, outfitted with the RS-25 engines, recently passed a critical milestone that put the integrated system to ...