DARPA Completes Rapid Engine Firing of Experimental Spaceplane
12 Jul 2018, 12:55 UTC · By: Daniel Patrascu / DARPA is advancing with the testing of the engine that is to power the future Experimental Spaceplane, test flight expected in 2021.
12 Jul 2018, 12:55 UTC · By: Daniel Patrascu / DARPA is advancing with the testing of the engine that is to power the future Experimental Spaceplane, test flight expected in 2021.