Tag: Blue Engine 4

  • ULA and Blue Origin unveil BE-4 rocket engine

    Today United Launch Alliance (ULA) and Blue Origin announced a new liquid oxygen, liquefied natural gas (LNG) rocket engine that delivers 550,000-lbf of thrust at sea level. The engine has been in development at Blue Origin for three years and a pair of them will be integrated into the Atlas rocket in appropriately three/four years. The…