The National Interest11d
The SR-71 Blackbird Was Built to Outrun Soviet Air Defenses
The SR-71 “Blackbird” broke the world’s record for sustained altitude in horizontal flight in 1976 when it flew at Mach 3.3 (times the speed of sound). As of 2025, no fighter or proposed ...
Business Insider7y
Here's what we know about Lockheed Martin's mysterious SR-72
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 ...
The National Interest1mon
What It Took To Build The SR-71 Blackbird
The legendary SR-71 Blackbird retains the record for America’s fastest manned aircraft—ever. While almost everyone has heard of the American-made F-22 Raptor and F-35 Lightning II platforms ...
Business Insider7y
Watch footage of the SR-71 Blackbird
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 ...