DASA
France was the fourth country to achieve nuclear capability and has the third largest nuclear weapons arsenal in the world. It is also a leader in civilian nuclear technology. France was the third nation, after the former USSR and the United States, to launch its own space satellite and remains the biggest contributor to the European Space Agency (ESA). The European Airbus, formed from the French group Aérospatiale along with DaimlerChrysler Aerospace AG (DASA) and Construcciones Aeronáuticas SA (CASA), designs and develops civil and military aircraft as well as communications systems, missiles, space rockets, helicopters, satellites, and related systems. France also hosts major international research instruments such as the European Synchrotron Radiation Facility or the Institut Laue–Langevin and remains a major member of CERN. It also owns Minatec, Europe's leading nanotechnology research center.