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 topicA presentation of the ESRO/CNES Air Traffic Control experimental programme. Footage includes: CNES balloon tracking ground station; description of transponder circuit; aircraft equipped to receive speech and telemetry signals; direction and strength of wind given by balloon, inflation of auxiliary balloon; radar tracking of aircraft, recording of signals aboard aircraft, modulation testing at ground station; recovery of cells by parachute; analysis of recordings.
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