Manifest / 01Go
Starlink Group 17-51
Falcon 9 Block 5
ProviderSpaceX
PadSpace Launch Complex 4E
DateJul 25, 2026
Time (UTC)03:51 PM UTC
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Success
Shijian 31
Long March 3B/EChina Aerospace Science and Technology CorporationLaunch Complex 2 (LC-2)
Tuesday, June 16, 2026 · 09:45 AM UTC
This mission is complete.
Source: Launch Library 2Last successful sync recorded
Mission Brief
Classified experimental Chinese satellite of unknown purposes (officially described for "spatial environment detection" purposes).
PayloadShijian 31
OrbitElliptical Orbit
CustomerChina Aerospace Science and Technology Corporation
Stages3
PadLaunch Complex 2 (LC-2), Xichang Satellite Launch Center, People's Republic of China
Mission Timeline
14 / 14100%Ground vector
Launch site
Site locked
Launch Complex 2 (LC-2)
Xichang Satellite Launch Center, People's Republic of China
Global range
- Latitude
- 28.246°N
- Longitude
- 102.027°E
Range Weather
Launch commit criteria
Clear
Watch
TrackingNo active constraints
Weather Rules
Tracking no weather issues at this time.
- Primary concern
- No weather issues
- Rule count
- 0
- Temperature
- Not reported
- Surface wind
- Not reported
Window
09:37 AM UTC - 10:23 AM UTC
Provider
China Aerospace Science and Technology Corporation
Profile →CHN • Founded 1999
The China Aerospace Science and Technology Corporation (CASC) is the main contractor for the Chinese space program. It is state-owned and has a number of subordinate entities which design, develop and manufactu...
Schedule History
Only meaningful launch-time and status changes are shown.
Jun 1609:45 AM
Jun 1609:45 AM
Go → SuccessSchedule updated
Jun 1608:00 AM
Jun 1609:45 AM
TBD → GoSchedule updated
