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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This image shows the sulphur dioxide concentrations from the Popocatépetl volcano eruption in Mexico, captured on 17 November 2023 using data from the Copernicus Sentinel-5P satellite.
Atmospheric sensors on satellites, such as Copernicus Sentinel-5P, can identify the gases, aerosols and ash released by volcanic eruptions, follow their movement through the atmosphere, as well as quantify their wider environmental impact.
See also: Smoke plume from Popocatépetl volcano