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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Asteroid (415029) 2011 UL21 will fly past Earth on 27 June, at 20:14 UTC (22:14 CEST). At 2310 m across, it is larger than 99% of all known near-Earth objects (NEOs), but it poses no risk to Earth and will pass by more than 17 times as far away as the Moon.
Find out more about asteroids and ESA's Planetary Defence activities.