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
Go to topicPrometheus is an ultra-low cost reusable rocket engine demonstrator that uses liquid oxygen–methane propellants and will power Europe’s future launchers.
The Prometheus pump main casing, pictured, constitutes the biggest part produced with an M400 ALM machine at one time, using Inconel powder and without recharging.
Additive manufacturing of engine parts layer by layer drastically reduces recurrent costs, the number of parts, and waste.