The BE-4 engine is the “most powerful liquefied natural gas fuelled rocket engine ever developed,” according to Blue Origin.

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 ...

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 ...

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 ...