Means NASA won’t have to rely on Russian boosters to get American zustronauts to the International Space Station anymore.
It is also notable that the engine was built with mostly private money and no direct cost to taxpayers.
On Wednesday, the company successfully fired up the BE-4 at 50-percent power for three seconds at a facility in West Texas.
It's a major stepping stone in the development of the engine, which is expected to play a key role in Blue Origin's economic future.
Full article @ It's a success! Blue Origin conducts first hot-fire test of BE-4 engine