Data checked:
Launch data may be out of date. Schedules can change; confirm details with the launch provider before making plans.
OK!Long March 2C/YZ-1S | 4 x SatNet test satellites
LAUNCH SUCCESSFUL
> MISSION DATA
DATETuesday, September 16, 2025
TIME01:06 AM UTC
PROVIDERChina Aerospace Science and Technology Corporation
ROCKETLong March 2C/YZ-1S
PADLaunch Area 94 (SLS-2 / 603)
LOCATIONJiuquan Satellite Launch Center, People's Republic of China
ORBITLow Earth Orbit
> MISSION BRIEFING // COMMUNICATIONS
Officially described as "Satellite-Internet Technology Demonstration Satellite(s)". Probably 4 test satellites for the Chinese state-owned LEO communication satellite constellation SatNet.
> SCHEDULE & SOURCE
Source-reported status: Launch Successful. The launch vehicle successfully inserted its payload(s) into the target orbit(s).
Launch window: 2025-09-16 00:58:00 UTC — 2025-09-16 01:25:00 UTC.
Dates and windows may change. Passing the scheduled time does not confirm a launch outcome.
Launch data from The Space Devs
Understand launch windows and orbits · Launch provider guide
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