X-37B spaceplane: Shenlong Rivalry and the Future of Reusable Spaceflight-Video
BY:SpaceEyeNews. Introduction: X-37B spaceplane in the spotlight The X-37B spaceplane is back in headlines. It has flown long missions. It has returned safely, again and… X-37B spaceplane: Shenlong Rivalry and the Future of Reusable Spaceflight-Video