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 ...

The Slow Mo Guys recently used their high-tech camera to capture the awesome power of a rocket engine test, and the results are astonishing.

Because the expendable SLS rocket will use four engines in its core stage, this means NASA presently has enough for the first four flights of the SLS rocket.

According to Free, a rocket engine can generate upwards of 45,000 lbs of thrust in a vacuum at temperatures as high as 5,500 F.

For the first time, a Raptor vacuum engine breathed fire as the SpaceX Starship SN20 prototype came to life at the company's launch site in Texas ...

Rocket Lab, the global leader in dedicated small satellite launch, is celebrating completion of the company’s 100th Rutherford engine. Rocket Lab began development on the world’s first 3D ...

The first vacuum Raptor — the in-space version of Starship's Raptor engine — blazed up in a debut test at SpaceX's development facility in McGregor, Texas.

SpaceX shared a new video Thursday night of its Starship rocket firing an attached Raptor vacuum engine for the first time.

Combustion experts from the University of Sydney are working on a revolutionary new rocket engine that can not only breath air while in the atmosphere, but can burn incoming air at supersonic ...

Private space company Rocket Lab announced the completion of the first Archimedes rocket engine, the one meant for the Neutron ...

The previously used Rutherford engine passed qualification tests and is set to make history as the first 3D-printed engine to reach space for a second time.