The Aviationist on MSN

F-15SA Development Aircraft Used to Test AGM-84 Harpoon Block II Update

The U.S. Navy used one of Boeing's F-15SA instrumented aircraft to conduct the final test flight of the AGM-84 Harpoon Block ...
FLYING Magazine on MSN

How NASA is using F-15s to unlock supersonic flight

Space agency doubles the jet fighter research fleet for its X-59 quiet supersonic flight program.
The Daily Galaxy on MSN

NASA adds F-15 fighter jets to push supersonic flight into a new era

NASA has taken a significant step forward in its pursuit of quieter supersonic flight by adding two F-15 aircraft to its ...
Seapower

U.S. Navy Completes Final Flight Test Harpoon Block II Obsolescence Update

An F-15 launches a Harpoon Block II off the coast of California in January 2026. This was final flight test of the Harpoon Block II Update (HIIU) Obsolescence Update program. (U.S ...