NASA’s Space Launch System (SLS) is ready to fly with its four shuttle-era engines. The rocket, outfitted with the RS-25 ...

A group of Kingston University in London engineering students have developed a rocket engine powered by an unusual but highly ...

New Frontier Aerospace says it has put its 3D-printed Mjölnir rocket engine through a series of successful hot-fire tests.

The Rutherford engine is a key component of the Electron rocket and is the first 3D-printed engine to reach space. The printer that makes it, oftentimes as tall as an NBA center, works with ...

While NASA’s Artemis program may ultimately abandon the Space Launch System rocket, for now, Melbourne-based L3Harris is ...

The 10-foot-high Raptor—which powers the Starship—is arguably the most advanced Western rocket engine in production. Its latest iteration produces 280 tonnes of thrust at sea level, surpassing ...

The Artemis I mission’s rocket engines and boosters have direct ties to Columbia, Challenger and each of the other shuttles, and even one of the original Mercury 7 astronauts.

The aerospike engine—specifically the conical aerospike—looks quite similar to a conventional rocket and functions using largely the same principle: exchanging thermal energy for kinetic energy.

There is a reason building a rocket engine is harder than most things you want to build. If you are building, say, a car, your goal is to not have it explode. If you are building a bomb, you want t… ...