SpaceX’s Raptor engine and Blue Origin’s BE-4 engine are two key innovations in rocket propulsion, each with its unique design and performance characteristics. While the Raptor engine leverages ...

A new type of rocket engine, one that could power a plane from Los Angeles to Tokyo in just two hours, has eluded scientists for decades. Houston’s Venus Aerospace says it recently solved the puzzle.

At a rocketry club’s monthly launch, some of the projectiles flew as high as 4,500 feet, carrying onboard cameras, GPS trackers and altimeter-activated parachutes. At a rocketry club’s monthly launch, ...