Lockheed Martin Corporation, a security and aerospace company, engages in the research, design, development, manufacture, integration, and sustainment of advanced technology systems and products in the areas of defense, space, intelligence, homeland security, information technology, and cyber security in the United States and internationally. It also provides management, engineering, technical, scientific, logistic, and information services. The company operates in four segments: Aeronautics, Electronic Systems, Information Systems & Global Solutions (IS&GS), and Space Systems. The Aeronautics segment offers military aircraft, including combat and air mobility aircraft, unmanned air vehicles, and related technologies. Its products and programs comprise F-35 Lightning II joint strike fighter; F-16 Fighting Falcon multi-role fighter; F-22 Raptor air dominance and multi-mission stealth fighter; C-130J Hercules tactical airlifter; and C-5M Super Galaxy strategic airlifter. The Electronic Systems segment provides surface ship and submarine combat systems; sea-based missile defense systems; ship systems integration; littoral combat ships; nuclear instrumentation and control systems for naval submarines, aircraft carriers, and surface warships; air and defense missile systems; air-to-ground precision strike weapons systems; tactical missiles; munitions; fire control and navigation systems for rotary and fixed-wing aircraft; manned and unmanned ground vehicles; mission operations support, readiness, engineering support, and integration services; simulation and training services; and energy programs. The IS&GS segment offers management services, information technology solutions, and advanced technology solutions. The Space Systems segment provides satellites, strategic and defensive missile systems, and space transportation systems; and space shuttle replacement services. Lockheed Martin Corporation was founded in 1909 and is based in Bethesda, Maryland.