Shijian 31

Launched the Shijian-31 experimental satellite for space environment monitoring from Xichang, marking the Long March 3B's return to flight after a January 2026 anomaly on the vehicle's 116th mission.

Outcome

Success

Orbit

GSTO

Geosynchronous transfer orbit

Payload to orbit

4 T (est.)

Flight

77th

of 78 Long March 3B/E flights

Date and time

16 June 2026, 09:45 UTC

Rocket

Long March 3B/E

Builder

CASC

Launch site

Launch Complex 2 (LC-2), Xichang Satellite Launch Center, People's Republic of China

Payload

Government/Top Secret

International designator

2026-136

Launches in 2026

142nd of 243

See it in orbit

Space Atlas shows the satellites and rocket stages from this launch in 3D.

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