With NASA test pilot William H. Dana at the controls, the North American X-15 makes the type’s 199th and final flight, completing 10 years of flight testing at Edwards AFB, Calif. The airplane reaches a speed of Mach 5.04 and an altitude of 250,000 feet.
The Guardians of the 11th Space Warning Squadron were honored as the top U.S. Space Force unit for 2024 for their role in thwarting Iranian missile barrages last year.