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 Blue Origin rocket engine exploded during testing last month, CNBC has learned, a destructive setback with potential ramifications for the company's customers and its own rocket. During a firing on ...

The Earth is much larger than most people realize. You need to use engines if you want to efficiently navigate large sections of the planet. Everything from cars to planes relies on engines, but they ...

Blue Origin has signed a Commercial Space Launch Act agreement with NASA for the use of the historic 4670 test stand at the Marshall Space Flight Center (MSFC). Despite setting up its own in-house ...

Blue Origin's New Glenn rocket successfully completed a hotfire test of its seven BE-4 engines. The upcoming mission will be the rocket's second flight, launching NASA's ESCAPADE satellites to Mars.

Following Blue Origin’s New Glenn rocket firing its seven BE-4 engines on the first stage for 38 seconds, the path has been cleared for its upcoming launch of the Escape and Plasma Acceleration and ...

That was the big news last year, when Lockheed Martin announced it is moving ahead with plans to "expand production capabilities for the American-made BE-4 engine that will power the Vulcan ...