What made the SR-71 Blackbird the ultimate spy plane? Was it its stealth, speed, or high-altitude capabilities? And why did it disappear from military service?

Speed like that makes it difficult to see and fire upon, and no SR-71 was ever shot down, making it a highly successful spy plane. The SR-71 was manufactured by Lockheed Aircraft Corporation and ...

In 2013, Lockheed Martin announced development of the successor to the SR-71 Blackbird spy plane. The SR-71 was capable of reaching speeds over three times the speed of sound, and the SR-72 is ...

NASA released video footage of the SR-71 Blackbird, the high-altitude recon aircraft capable of reaching speeds over Mach 3. More from Military & Defense NASA released video footage of the SR-71 ...

Built by the now-defunct Westland Aircraft, the Lysander made its ... Not in the same vein as the U-2 Dragon Lady and SR-71 Blackbird spy planes of the Jet Age, but rather ferrying confidential ...