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

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

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

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

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

Blue Origin performing an earlier ground-based test on a BE-4 engine. Blue Origin A Blue Origin rocket engine exploded during a ground-based test last month in a setback for the spaceflight company ...

LONG BEACH, Calif.--(BUSINESS WIRE)--Rocket Lab USA, Inc. (Nasdaq: RKLB) (“Rocket Lab” or “the Company”), a global leader in launch services and space systems, today announced it has completed the ...

Rob Morehead snaked a camera on a cable up the rocket engine’s nozzle looking for anomalies caused during the combustion of supercold liquid oxygen and liquid methane. He ran his fingers along the ...

Rocket Lab USA, Inc (Nasdaq: RKLB) (“Rocket Lab”, or “the Company”), a leading launch and space systems company, has successfully test fired a reused Rutherford first stage engine for the first time – ...

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

The H3 rocket launched on Sunday at 8:51 p.m. ET from the Tanegashima Space Center, located on a southwestern Japanese island. The rocket’s second-stage engine burn failed to ignite on time, resulting ...

Japan’s flagship H3 rocket has suffered a fresh setback, with an engine failure in its upper stage cutting short a ...