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 topicThe 0.5-kilometre-wide crater, subsequently named 'Airy-0' (within the larger crater Airy), chosen as the zero degrees longitude point. Here the outlines of the Mariner 9, Viking and Mars Global Surveyor images are shown on a wide-angle context image taken by the US Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC).