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 propulsion module subsystem for Cassini holds the oxidiser and fuel tanks, a main engine and duplicate backup main engine. When Cassini reaches Saturn, the main engine will fire for about 90 min to brake the spacecraft into orbit around the planet. Shown is the Proto Flight Model at NASA's Jet Propulsion Laboratory. [Image Date: 01-05-97] [97.07.002-002]