SpaceX launch: X-37B space plane mission hits 600 DAYS – what we know of secret mission X-37B – a military space plane blasted into orbit by a SpaceX Falcon 9 rocket – has now surpassed its 600th day on its top-secret space mission. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Alien hunters on high alert after receiving mystery signal from nearby starYoro Journal: Every Year, the Sky ‘Rains Fish.’ Explanations Vary.What is Chemsex? And why is the British Government so worried?Widespread chaos to follow rising sea levels, warns ex-Nasa boss1.7 MILLION year old bridge 'proof' humans have been around much longer than thoughtPrivate company to MINE THE MOON by 2020