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Kuaizhou 1A | Traffic VDES A & B
Kuaizhou 1A | Traffic VDES A & B launched on Fri, Dec 5, 2025, 09:00 AM UTC — a ExPace mission.
Launch SuccessfulExPace
Lifted offNET Dec 2025
NET Fri, Dec 5, 2025, 09:00 AM UTC
Mission profile
The flight at a glance
Kuaizhou 1AVehicle
ExPaceProvider
Launch Area 95APad
Jiuquan Satellite Launch Center, People's Republic of ChinaLocation
TechnologyMission type
Low Earth OrbitOrbit
Flight simulation
Ascent to orbit
A representative gravity-turn climb for Kuaizhou 1A to Low Earth Orbit. Illustrative model — not this mission’s live telemetry.
Mission timeT+0:00
Altitude0.0 km
Velocity0.00 km/s
PhaseLiftoff
T+0:00 / 8:00
SimulatedRepresentative Kuaizhou 1A ascent profile — illustrative model, not this mission’s live telemetry.
The mission
Traffic VDES A & B
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.
Around this launch
Related news
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As coverage publishes, deduplicated articles about this mission will appear here.
Good to know
Frequently asked
What time does Kuaizhou 1A | Traffic VDES A & B launch?
Kuaizhou 1A | Traffic VDES A & B is scheduled to lift off Fri, Dec 5, 2025, 09:00 AM UTC.
Where can I watch Kuaizhou 1A | Traffic VDES A & B?
A live webcast will appear on this page as soon as the provider publishes a stream link.
Who is launching Kuaizhou 1A | Traffic VDES A & B?
Kuaizhou 1A | Traffic VDES A & B is an ExPace mission flying on a Kuaizhou 1A.
Where does Kuaizhou 1A | Traffic VDES A & B launch from?
It lifts off from Launch Area 95A, Jiuquan Satellite Launch Center, People's Republic of China.