The BE-4 engine is the “most powerful liquefied natural gas fueled rocket engine ever developed,” according to Blue Origin. Watch it gimble at full power in these hotfire test views. Credit: Space.com ...

Blue Origin ignited all seven BE-4 engines on New Glenn’s lower stage during a hotfire test on December 27. [Courtesy: Blue Origin] This weekend, SpaceX’s gargantuan Starship rocket and Super Heavy ...

New Glenn’s first stage is configured with seven BE-4 engines, providing a combined 3.8 million lb. thrust at liftoff. Credit: Blue Origin After a decade of development, Blue Origin plans to ...

The BE-4 engine is the “most powerful liquefied natural gas fuelled rocket engine ever developed,” according to Blue Origin. Watch it gimbal at full power in these hotfire test views. Credit: ...