Image: CASC

Long March 5 | TJSW-25

Name: Long March 5 | TJSW-25
Start: 2026-06-11T07:30:00.000Z
Location: 101, Wenchang Space Launch Site, People's Republic of China

China Aerospace Science and Technology Corporation · Long March 5 · 101, Wenchang Space Launch Site, People's Republic of China

China Aerospace Science and Technology Corporation's 597th launch · 27th this year · humanity's 7,307th orbital launch attempt

T− --:--:--June 11, 2026 · 07:30 UTCAdd to calendar

Success

The launch vehicle successfully inserted its payload(s) into the target orbit(s).

Window: Jun 11, 07:22 – Jun 11, 08:40 UTC

Flight preview

Chinese classified satellite claimed to be for communication technology test purposes. Actual mission not known.

Government/Top Secret · Geostationary Transfer Orbit (GTO)

No booster details available.

Launch success.
Cosmic_Penguin · 6/11/2026 · source
Liftoff.
Cosmic_Penguin · 6/11/2026 · source
Delayed to June 11 per new NOTAMs.
Cosmic_Penguin · 6/8/2026 · source
Refined launch window per new NOTAMs.
Cosmic_Penguin · 6/4/2026 · source
Added launch per NOTAMs; Payload identity highly uncertain.
Cosmic_Penguin · 6/2/2026 · source

China has conducted a pair of launches to advance its communications capabilities, using the country’s largest rocket and a commercial launcher.

Local pad time: Jun 11, 3:30 PM GMT+8

18 launches from this pad · 68 from Wenchang Space Launch Site, People's Republic of China