RT @SpaceRef: Elon Musk Testing ‘X-Wing’ Fins For Reusable Rockets, Seafaring Spaceport Drones For Landing And Take-Off techcrunch.com/2014/11/22/spa…
RT @SpaceRef: Elon Musk Testing ‘X-Wing’ Fins For Reusable Rockets, Seafaring Spaceport Drones For Landing And Take-Off techcrunch.com/2014/11/22/spa…