This analysis debates the U.S. Air Force’s need for the secretive, Mach 6+ SR-72 hypersonic aircraft. -Proponents laud its ...

The SR-72 “Darkstar,” the hypersonic successor to the legendary SR-71 Blackbird, is being developed to revolutionize aerial warfare with its projected Mach 6 speed. -The central question: is this ...

Summary and What You Need to Know: The U.S. Air Force is developing the SR-72, dubbed the “Son of Blackbird,” a hypersonic aircraft designed to replace the SR-71. -Capable of speeds exceeding ...

SR-72 SR-72 Darkstar: The Mach 6 Monster That Could Change Everything More than fifty years after its maiden flight in 1964, the SR-71 Blackbird remains the fastest manned aircraft of all time.

It’s not every day you wake up to the news that Lockheed Martin confirmed it has been secretly working on a successor to its famous hypersonic spyplane, the SR-71 Blackbird. That’s what ...

SPEED LIMITS: U.S. Air Force Chief of Staff Gen. Mark Welsh is disavowing any knowledge of Lockheed Martin’s hypersonic concept, the SR-72, recently revealed by Aviation Week (Aerospace DAILY ...

The SR-71 is perhaps the most iconic Cold War spy aircraft, famous for many record-setting flights. Seemingly impervious to loss by enemy defenses, a ...