Space agency doubles the jet fighter research fleet for its X-59 quiet supersonic flight program.

The two Air Force F-15 aircraft will support flight testing and data collection for NASA's X-59 quiet supersonic research ...

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

Two F-15Ds of the Oregon Air National Guard have been transferred to NASA's Armstrong Flight Research Center, where they will join the ones already operated by the agency. NASA has announced on Jan.

Throughout U.S. military history, a small number of aircraft have done something more disruptive than outperform their ...

Almost five decades since its introduction to the world, the F-16 Fighting Falcon, or “Viper” for its operators, remains an anomaly when it comes to the lifecycle of military aircraft. Originally ...