With the upcoming launch, SpaceX is eager to prove Starship V3’s readiness for more ambitious test flights, including an important orbital refueling experiment considered a stepping stone toward ...

Everllence reports that its medium-speed, common-rail technology has passed a cumulative total of 20 million operating hours.

Diesel engines need oxygen, yet submarines travel underwater. Here’s how diesel-electric systems make it possible.

The EPA questions if diesel DEF de-rates are essential for emissions compliance. Could changes be on the horizon? Discover ...

EPA asked manufacturers for info in hopes to "PERMANENTLY eliminate the deratements ENTIRELY," agency boss Lee Zeldin said.

Booster 19. Booster 19 was stacked in 26 days and, since Dec 26, has been in Mega Bay 1 getting outfitted for cryogenic proof testing. It had spent a bit more time in the bay foll ...

SpaceX has acquired artificial intelligence company xAI, bringing Elon Musk’s aerospace and AI ventures under one roof.

GE Aerospace said on Monday it is analyzing a potential durability issue with the GE9X engine that powers Boeing's 777X.

Evan Williams is an automotive journalist and mechanical engineering technologist with more than a decade of experience in the industry. He has written for the Toronto Star and AutoTrader Canada and ...

ALAMEDA, Calif.--(BUSINESS WIRE)--Astra today announced it has shipped 110 satellite engine systems since January 1, 2025, surpassing a key operating milestone set when the company went private in ...

The rotating detonation ramjet engine provides a more compact, lightweight design than standard engine designs, and uses a continuous, self-sustaining detonation wave. GE Aerospace and Lockheed Martin ...

GE and Lockheed ground tested a new air-breathing hypersonic jet engine capable of powering missiles to speeds well in excess of Mach 5 in a smaller, cheaper, lighter, and more efficient package than ...