4 ms·Secret Air Force Space Plane Lands After More Than 2 Years in Orbit57 points by jaytaylor 7y agobo0tzz 7y agoDuplicate: https://news.ycombinator.com/item?id=21372822 https://news.ycombinator.com/item?id=21372822dang 7y agoComments moved thither. Thanks!deleted 7y ago[deleted]