Published Date: 2023-12-29 02:13:18, Category: News (672200)Time: 01:12 min, View Count= 33 ( + More Social Media views ) , Rating= Title: US military space plane launches to orbit on another secretive mission expected to last yearsKeywords: military space plane launches orbit secretive mission expected years Description: ( Dec ) The military has launched its secret space plane on another mission thats expected to last at least a couple of Known as the X-B, the mini space shuttle blasted off from N