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.
Find out more about space activities in our 23 Member States, and understand how ESA works together with their national agencies, institutions and organisations.
Exploring our Solar System and unlocking the secrets of the Universe
Go to topicProtecting life and infrastructure on Earth and in orbit
Go to topicUsing space to benefit citizens and meet future challenges on Earth
Go to topicMaking space accessible and developing the technologies for the future
Go to topicFlight 141 Ariane-4 launcher undergoes its final validation inside the mobile service gantry at the ELA-2 launch zone. The vehicle is installed on its launch table, and the workers at the rail give an idea of Ariane 4's size. Two of the launcher's four large boosters are clearly visible in their mated position on each side of the first stage. The launch is scheduled for 7 June 2001. Photo: ESA/CNES/Arianespace