Kuaizhou 1A | Traffic VDES A & B
ExPace launched a Kuaizhou 1A rocket from Launch Area 95A carrying Traffic VDES A & B to Low Earth Orbit on 5 Dec 2025, 09:00 UTC. Outcome: Launch Successful.
SuccessLaunch Successful
About the mission
Two technology demonstration satellites for satellite transmissions of signals for the VHF Data Exchange System (VDES), a successor to the current Automatic Identification System (AIS) on ships and maritime vessels for traffic management at sea with higher bandwidth on new frequencies for secure communications and e-navigation. This project is a joint effort by the China Ministry of Transport's China Transport Telecommunications Information Center and SpaceSail, operator of the Qianfan/G60 constellation.