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 topicMercury has always been something of a puzzle for planetary scientists. Its close position to the Sun means it is very difficult to observe, but now a series of satellites is getting up close to this fascinating planet. The European Space Agency's BepiColombo mission is among them, and it will offer an unprecedented level of information about the mysterious world of Mercury.