ATV-4 launch adapter

In preparation of ATV Albert Einstein to be launched, its launch adapter is placed on an Ariane 5 launcher at Europe's Spaceport, Kourou, French Guiana. The launch adapter connects the spacecraft to the launcher. 

Automated Transfer Vehicles (ATV) are multi-purpose unmanned ferries delivered to orbit by Europe’s 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.