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 topicAn example of a coloured satellite image: a natural colour (also called true colour) composition. The image has been taken by Landsat in the 3 bands corresponding to the visible part of the electromagnetic spectrum; so the red band is displayed in red, the green band in green and the blue band in blue. The result is an image with colours similar to those that would be seen by the naked eye.