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 'spectrum' was recorded in the areas where the methane concentration is higher. The black line shows the measured spectrum, compared to the computed methane spectrum (red line) and indicating 35 parts per billion of methane in the atmosphere. In other areas, the measured average of methane at Mars is only 10 parts per billion.