Shijian 26

Launched the classified Shijian-26 satellite to sun-synchronous orbit from Jiuquan Satellite Launch Center; Chinese officials described the experimental spacecraft as supporting national land surveys and environmental management.

Outcome

Success

Orbit

SSO

Sun-synchronous orbit

Payload to orbit

1.5 T (est.)

Flight

53rd

of 58 Long March 4B flights

Date and time

29 May 2025, 04:12 UTC

Rocket

Long March 4B

Builder

CASC

Launch site

Launch Area 94 (SLS-2 / 603), Jiuquan Satellite Launch Center, People's Republic of China

Payload

Government/Top Secret

International designator

2025-115

Launches in 2025

121st of 329

See it in orbit

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