SR-72 “Darkstar”: The Mach 6 Successor to the SR-71 That Could Also Strike Summary and Key Points: The SR-71 remains the benchmark for air-breathing speed, but the SR-72 “Darkstar” concept aims to push into Mach 6 territory.

Traveling at 5-times the speed of sound, skipping off the boundary of the upper atmosphere and descending upon enemy targets with unprecedented speed, emerging hypersonic weapons promise to massively reshape offensive combat tactics. Recognizing this ...

GE and Lockheed ground tested a new air-breathing hypersonic jet engine capable of powering missiles to speeds well in excess of Mach 5 in a smaller, cheaper, lighter, and more efficient package than the most advanced scramjets in testing today. It is a ...

A hypersonic jet built for Hollywood turned out to be backed by real aerospace engineering. Darkstar wasn’t just designed to look fast - it was shaped around the brutal physics of Mach 5 and beyond. Heat,

Discover how Hermeus is redefining the future of air travel with its hypersonic aircraft, designed to achieve incredible speeds of over Mach 5. This video explores the company's innovative Quarterhorse prototype,