DARPA picks Northrop Grumman to develop 'lunar raiload' concept
DARPA picks Northrop Grumman to develop 'lunar raiload' concept
Aerospace giant Northrop Grumman is outlining a proposed railway system for the moon, with support from the U.S. Defense Advanced Research Projects Agency.
Aerospace giant Northrop Grumman is outlining a proposed railway system for the moon, with support from the U.S. Defense Advanced Research Projects Agency.