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
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Aircraft on final approach. Through the EGNOS LPV-200 procedure, short for ‘localiser performance with vertical guidance 200 feet’, signals from space guide pilots down through any weather down to within just 60 m (200 ft) of the runway, at which point they make visual contact with the ground for a final go/no go landing decision.