How to build a transparent hybrid rocket engine using acrylic rod and a canister of oxygen, with a breakdown of how various other types of rocket engines work along the way. Consider supporting my ...

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

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 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 ...

To date, some 350 Rutherford engines built by Rocket Lab have gone to space, yet none have returned for a second stint in low Earth orbit. That could change later this year, as the private space ...

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.

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.