Launches / Long March 4C

Past launch Launched successfully

Shiyan 28 B-02

Long March 4C, flown by China Aerospace Science and Technology Corporation

Long March 4C lifting off with the Shiyan 28 B-02 mission
Image via The Space Devs.

This was China Aerospace Science and Technology Corporation's 35th launch of 2025, and its 536th in all.

Counting every operator, it was the 183rd orbital launch attempt anywhere in 2025, and the sixth from Launch Complex 3 (LC-3/LA-1).

Launched
Sunday, Aug. 17, 2025, 8:55 a.m. UTC
Window
Sunday, Aug. 17, 2025, 8:55 to 9:20 a.m. UTC
Launch site
Xichang Satellite Launch Center, China
Rocket
Long March 4C
Operator
China Aerospace Science and Technology Corporation

The mission

Satellite officially named for "space environment detection" purposes, exact details unknown.

Type
Government/top secret
Destination
Low Earth orbit

The rocket

The Long March 4C, also known as the Chang Zheng 4C, CZ-4C and LM-4C, previously designated Long March 4B-II, is a Chinese orbital carrier rocket. It is launched from the Jiuquan, Taiyuan Satellite Launch Centre and Xichangs, and consists of 3 stages. Long March 4C vehicles have been used to launch the Yaogan-1, Yaogan-3 SAR satellites and the Fengyun-3A polar orbiting meteorological satellite. On December 15, 2009 a Long March 4C was used to launch Yaogan 8.

Built by
China Aerospace Science and Technology Corporation
First flew
April 26, 2006
Stages
3

60 flights, 58 of them successful.

Wikipedia →

The operator

China Aerospace Science and Technology Corporation

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 manufacture a range of spacecraft, launch vehicles, strategic and tactical missile systems, and ground equipment. It was officially established in July 1999 as part of a Chinese government reform drive, having previously been one part of the former China Aerospace Corporation. Various incarnations of the program date back to 1956.

Sector
Government
Based in
China
Founded
1999
Run by
Lei Fanpei, Chairman & President

612 launches so far, 596 of them successful. The last 3 in a row went to plan.

english.spacechina.com → Wikipedia →

The launch site

It went up from Launch Complex 3 (LC-3/LA-1) at Xichang Satellite Launch Center, China.

See the pad on a map →

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