Delivered to the USAF in late 1978, and directly assigned as a test aircraft with the 6512 Test Squadron at Edwards AFB (CA). It was involved in the air-launched Anti-SATellite (ASAT) program. The Eagle was retired in May 1995 to AMARC on 18 May 1995 and left the storage depot on 18 May 1995. Its forward fuselage was then used at Robins AFB from November 2011 for instruction while the remainder was scrapped.