While NASA’s Artemis program may ultimately abandon the Space Launch System rocket, for now, Melbourne-based L3Harris is ...

New Frontier Aerospace says it has put its 3D-printed Mjölnir rocket engine through a series of successful hot-fire tests.

An upgraded version of one of the solid rocket boosters being used for NASA's Space Launch System (SLS) experienced an ...

Still, Isar became the first in a new crop of European launch startups to launch a rocket theoretically capable of reaching ...

Some of the UK’s brightest young engineers have gathered at the historic site of Britain’s Cold War rocket programme for the ...

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

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

NASA’s latest hot-fire of RS-25 engine No. 20001 roared for the full 500-second launch profile, proving it can blast the ...

A video of the static fire test showed a large plume of exhaust burning through part of the booster.

NASA fired up a full-duration test of its new RS-25 engine that will power the Space Launch System rocket on Artemis missions ...

New Frontier Aerospace said the rocket engine, called Mjölnir, performs at the high end of liquid-fueled rocket efficiency.