The US didn't have a faster plane. Revolutionary SR-72 as Blackbird Son

Zdjęcie: USA


There have long been speculations about the mysterious task developed by Lockheed Martin, which would constitute another milestone in the improvement of aviation technology. Although there has been a long deficiency of authoritative information, there has been much indication that the American arms giant is working on a hypersonic successor to the legendary SR-71 Blackbird. present we know that this task is most likely called SR-72 [...]