Melbourne-based L3Harris acquired the vast rocket engine company Aerojet Rocketdyne in 2023, but on Monday announced it was ...

NASA fired up RS-25 engine No. 20001 at the Fred Haise Test Stand at NASA’s Stennis Space Center at Bay St. Louis, ...

Which US rocket companies achieved the most during 2025? Once again, Ars Technica is here to provide some answers in the form ...

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

The rise of the commercial space industry precipitated a steeper decline at Rocketdyne. Boeing sold the Rocketdyne division ...

Jan 5 (Reuters) - L3Harris Technologies said on ‌Monday ​it will sell ‌an about 60% stake in its space propulsion ​and power ...

The rumble you will hear today, Monday, January 5 2026 is the sound of rocket engine hotfire testing. Hotfire testing — a ...

Defense contractor L3Harris Technologies struck a deal to sell a controlling interest in a business that makes engines that ...

It's incredible how many different kinds of rocket engines are being developed at the same time to be used in space exploration. It's something that goes to show, if there was still a need for it, ...

Ever since SpaceX made reusability the most desirable trait of a spacefaring operation, all the companies working in this industry have shifted their attention toward making hardware that can fly to ...

We're always told that rocket science is the hardest form of science out there and a raft of explosions on the launch pad in recent months makes me inclined to agree. Now, a Japanese rocket engine ...

Redstone Arsenal officials announced on Tuesday that the “louder than expected noise levels” heard on Monday evening were not ...