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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Engineers studying the test hardware used to monitor the CHaracterizing ExOPlanets Satellite, Cheops, during thermal-vacuum testing in the cleanroom at the Airbus Engineering Validation Test facility in Toulouse, France. More than a hundred sensors were used to monitor temperature changes on different parts of the satellite during the tests, which were performed between 20 July and 2 August 2018.
More about the testing campaign: Chilled and checked, shaken and not stirred