American space agency NASA and space company L3Harris announced they've conducted a test firing of the second new RS-25 ...

HANCOCK COUNTY, Miss. (WLOX) - NASA and L3Harris Technologies successfully conducted a full-duration hot fire test of a ...

L3Harris' RS-25 engine, which will support the core stage of the Space Launch System rocket for the Artemis V mission, was fired for 500 seconds.

Teams at NASA’s Stennis Space Center deliver, lift, and install the first new production RS-25 engine on the Fred Haise Test Stand on Feb. 18. Credit: NASA/Danny Nowlin NASA’s Stennis Space Center ...

NASA's Reactive Additive Manufacturing for the Fourth Industrial Revolution (RAMFIRE) project test-fired a 3D-printed engine ...

NASA has confirmed that SpaceX and Blue Origin have submitted accelerated approaches to return American astronauts to the Moon before China.

Nov. 6 (UPI) --NASA engineers fired the engines on the X-59 research aircraft in advance of planned test flights to determine if the aircraft can reduce sonic booms and make supersonic flight over ...

GE Aerospace has commenced test runs of its Passport turbofan-based hybrid-electric propulsion system developed under NASA's ...

NASA and Lockheed Martin have tested the experimental supersonic aircraft X-59 on a first test flight to check onboard systems.