Established in 1960, The Aerospace Corporation provides technical and scientific research, development and advisory services for national-security space programs. It operates a federally funded research and development center for civil and commercial space programs. The company serves the United States Air Force, National Reconnaissance Office, and National Aeronautics and Space Administration. The Aerospace Corporation specializes in space system acquisition support, anomaly resolution, and launch readiness and certification. It also has expertise in systems engineering, testing, analysis and development. The company operates Engineering and Technology Group, Space Launch Operations, and National Systems Group. The Aerospace Corporation has a staff of approximately 4,000 employees. It maintains several regional offices throughout the United States.