Next Thursday 17 November at 10.06 Kourou Time/14.06 CET an Ariane 5 will launch Galileo satellites for the first time.
Equipped with a specially designed dispenser, the European launcher will deploy four satellites: Galileo Sat 15,16,17 and 18.
This video explains the current status of the Galileo system.
It includes an interview with Paul Verhoef, ESA Navigation Programme Director.