The National Aeronautics and Space Administration (NASA), is responsible for unique scientific and technological achievements in human space flight, aeronautics, space science, and space applications that have had widespread impacts on our nation and the world. Forged in response to early Soviet space achievements, NASA was built on the National Advisory Committee for Aeronautics (NACA), and other government organizations, as the locus of U. S. civil aerospace research and development. When NASA opened for business on October 1, 1958, it accelerated the work already started on human and robotic space flight.
European Space Agency (ESA)
The European Space Agency (ESA) is Europe’s gateway to space. Its mission is to shape the development of Europe’s space capability and ensure that investment in space continues to deliver benefits to the citizens of Europe and the world.
ESA is an international organisation with 22 Member States. By coordinating the financial and intellectual resources of its members, it can undertake programmes and activities far beyond the scope of any single European country.
China National Space Administration (CNSA) is the governmental organization of People’s Republic of China responsible for the management of space activities for civilian use and international space cooperation with other countries, and performs the corresponding governmental functions.
SpaceX designs, manufactures and launches advanced rockets and spacecraft. The company was founded in 2002 (By Elon Musk) to revolutionize space technology, with the ultimate goal of enabling people to live on other planets.