Image: The Cheops satellite during transfer from building S5C to the payload facility of S5A through the internal corridor, as part of launch preparations at Europe's spaceport in Kourou, French Guyana. Thesatellite is being moved on its multi-purpose trolley under the supervision of Airbus staff and with the support of thespaceport team.During all phases, a dedicated plastic bag protects thesatellite and its payload are protected from contamination.