European Space Agency

European Space Agency or ESA (ESA; , ASE) is an international organisation with 22 member countries. Its job is to explore space. 
Its headquarters are in Paris, France. ESA has a staff of more than 2,000 with an annual budget of about €4.43 billion / US$5.51 billion (2015).
The member countries of ESA are Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Ireland, Italy, Luxembourg, the Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom.
ESA's space flight programme includes 
The main European launch vehicle Ariane 5 is operated through Arianespace with ESA sharing in the costs of launching and further developing this launch vehicle.