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

Concordia University’s rocketry club is aiming high with the launch of Starsailor — a rocket powered by the toil and dreams ...

Born into this world as America's first liquid hydrogen rocket engine, it was continuously improved, and it will continue to be so for many years to come. The newest iteration of the powerplant? A ...

There’s a new liquid rocket on the launchpad, and it’s definitely not like the rockets of days past. It’s called a rotating detonation engine, or RDE, and those detonations are what make it ...

Students have reached a major milestone for Northern Ireland’s space sector with the development of the Kelvin Mk1 liquid ...