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 22 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 topicFor horizontal flight the helicopter must be tipped forward. In order to keep the helicopter from sinking (FA must correspond to FG), a somewhat higher thrust FS is needed. The forward thrust FV must be greater than the air resistance FW , in order that the helicopter move forward. The helicopter BO 105 Cis used By DLR in Braunschweig in tests for flight guidance, flight mechanics and aerodynamic design.