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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The near-real time measurements of Earth’s magnetic field taken by ESA’s Swarm Alpha satellite can be seen in this globe. Red indicates areas where the magnetic field is stronger, while blues show it weakening.
On 24 March 2024, you can see the severe geomagnetic storm as Earth’s magnetic field braces from the impact of the coronal mass ejection associated with an X-class solar flare emitted early on 23 March 2024.
The Swarm constellation is constantly monitoring changes to Earth’s magnetic field, which gives us information about the processes going on deep within Earth’s core all the way to the outer stretches of the atmosphere.
Read full story: SMOS and Swarm team up to spot huge solar storm