NASA’s push for a new nuclear rocket engine is not just another upgrade to the hardware we strap to the bottom of spacecraft.

NASA’s new solar engine powers the Gateway space station, advancing Artemis missions and deep space exploration.

NASA’s Gateway is coming to life with a solar-powered spacecraft built to light it up—and move it around the Moon.

Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's Stennis Space Center ...

L3Harris Technologies is selling a 60% stake in its space propulsion business to AE Industrial Partners for $845 million, ...

CAPE CANAVERAL, Fla. – A resupply mission to the International Space Station hit a snag Monday morning when the Cygnus XL spacecraft experienced an engine shutdown during its approach, NASA officials ...