Key Points and Summary - NASA Planned a Mach 15 X-43D. It Never Flew — and That Matters Now. -NASA’s X-43A proved that an air-breathing scramjet could fly at hypersonic speeds, reaching Mach 7 and ...

This aircraft could offer some impressive capabilities.

The U.S. military has signed up for 20 hypersonic test flights on Rocket Lab’s HASTE vehicle, a suborbital rocket built to ...

Just a couple of decades ago, aviation had some rules. If you wanted to fly fast within the atmosphere, you used a jet engine. The champion here was the SR-71 Blackbird, designed by Lockheed Martin, ...

An Australian-made hypersonic vehicle completed its first flight late on Feb. 27, propelled to Mach 5-plus speeds by a Rocket Lab HASTE rocket from Wallops Island, Virginia. The scramjet-powered, ...