Spaceflight Insider

News Archive / Tagged: Defense Advanced Research Projects Agency

  • Engine for Phantom Express assembled and prepped for tests

    Heather SmithJune 16th, 2018

    Aerojet Rocketdyne has completed the assembly of the first AR-22 rocket engine at Stennis Space Center. The engine was built for the U.S. Defense Advanced Research Projects Agency (DARPA) Experimental Spaceplane program. The purpose of the new spaceplane, called Phantom Express, is to demonstrate more routine and affordable access to space.