The core stage for NASA's Artemis 3 rocket has been raised inside the Vehicle Assembly Building, and is awaiting engine ...

NASA’s race to save the Neil Gehrels Swift Observatory has entered a decisive phase after the rescue spacecraft built to lift ...

NASA just tested a blazing-hot plasma engine that could help carry humans to Mars.

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 ...

NASA says it will begin its test of Blue Origin’s lunar lander with human participants over in Houston, Texas.

The space agency released a video of its experimental aircraft performing a series of maneuvers as it soared over ...

Blue Origin’s MK1 lunar lander, also called Endurance, has completed a major phase of testing as the company moves closer to ...

NASA is getting ready to go supersonic. The U.S. space agency's experimental X-59 jet designed to eventually travel faster than the speed of sound is preparing for its second flight from California.

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

NASA conducts an RS-25 hot fire on the Fred Haise Test Stand at Stennis Space Center in south Mississippi on Dec. 14. Credits: NASA/SSC NASA conducted the first test of the newly redesigned RS-25 ...