Alliant Techsystems recently demonstrated a critical capability of its liquid oxygen (LOX)/Methane rocket engine by igniting it in a vacuum chamber. The successful ignition test was designed to ...

SpaceX has notched up another milestone in the development of Starship, fixing its Raptor Vacuum engine to the spacecraft and test-firing it for the first time. This marks another important step in ...

ArianeGroup has successfully carried out the first ignition campaign of the reusable Prometheus® engine on the reusable Themis rocket core stage demonstrator – a key step in providing Europe with the ...

SpaceX shared a new video Thursday night of its Starship rocket firing an attached Raptor vacuum engine for the first time. The Raptor vacuum engine is a variant of SpaceX’s Raptor engine which is ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. SpaceX ...

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 ...

Firefly Aerospace announced Nov. 28 the first test of its Miranda engine that will be used on the Antares 330 and MLV launch vehicles. Credit: Firefly Aerospace WASHINGTON — Firefly Aerospace has ...

In my 35-plus years of working on cars, I have encountered nearly every frustrating troubleshooting problem in the book. Part of the issue stems from my affinity for old Jeeps and classic cars, which ...

One of the most difficult tuning problems to overcome is the seemingly ever-present engine vacuum leak. Vacuum is an important component of the internal-combustion process because it controls basic ...

Nothing like a mach diamond on a Monday morning. SpaceX has fired up its Raptor Vacuum engine, conducting a full-duration test at its rocket development and testing facility in McGregor, Texas. Watch ...

Your engine is simpler than you think and only four things separate it from becoming a good-for-nothing lump of aluminum: fuel, air, spark and compression. Smoke billowing from the back of your hoopty ...