ATV-4 docking system test

Engineers test ATV Albert Einstein’s docking system in Kourou, French Guiana. By using a plate that reproduces the passive part on the International Space Station the complete capture and docking sequence can be tested mechanically on Earth.

Automated Transfer Vehicles are multi-function unmanned ferries sent into orbit by the European Ariane 5 launcher. Each spacecraft can deliver up to 7 tonnes of cargo to the International Space Station including supplies and equipment, water, air, nitrogen, oxygen and fuel.