Next milestones:
Mid-June: Ariane 6 launch system qualification review close-out
The closing of all aspects of the qualification for the Ariane 6 launch system will be approved mid June. This is the final step of the launch system qualification.
June: Upper composite transfer, and integration on the launcher, Kourou, French Guiana
The upper composite, consisting of the launcher adapter, the payloads and the fairing for Ariane 6 flight model-1 will be moved from the encapsulation hall to the launch pad.
June 18: Ariane 6 flight model-1 wet dress rehearsal, Kourou, French Guiana
The Ariane 6 will be fuelled on the launchpad and subsequently drained of fuel in preparation for launch.