What role will F-15 jets play in the future of supersonic flight?

NASA Armstrong adds two retired F-15 jets to support supersonic research for the X-59, enabling high-altitude flights and ...

NASA has received two retired F-15 jets from the U.S. Air Force to support research flights of its new X-59 'quiet' supersonic aircraft.

An important part of data collection for the United States space program, the North American X-15 had astonishing performance utilizing the technology of the 1950s and 60s. The North American X-15 was ...

Key Points and Summary - The X-15 was a rocket-powered research aircraft that pushed human flight to the edge of space and deep into the hypersonic regime. -Air-launched from a B-52, three X-15s flew ...