China Aerospace Science and Technology CorporationLong March 7A201, Wenchang Space Launch Site, People's Republic of China
ChinaSat 4B
Launched
August 10, 2026 · 12:02 UTC
Image: Unknown
Summary
China Aerospace Science and Technology Corporation's Long March 7A failed to deliver ChinaSat 4B, a Chinese communication geostationary satellite, to orbit. The loss underscores the challenges of reaching geostationary transfer.
- Result
- Launch vehicle disintegrated when passing around Max-Q.
- Watch
- (CLEAN FEED) Watch Long March 7A Launch from Wenchang, LIVE!!ThatSpaceDogeGuy
- (FAILED) Watch Long March 7A Launch from Wenchang, LIVE!!ThatSpaceDogeGuy
- Booster
- No booster details on record.
- Mission
- Communications · Geostationary Transfer Orbit (GTO)
- Milestone
- 18th Long March 7A flight · 4th this yearChina Aerospace Science and Technology Corporation's 609th launch39th this yearhumanity's 7,361st orbital launch attempt188th orbital launch attempt this year
Flight preview
About this launch
ChinaSat 4B launched on a China Aerospace Science and Technology Corporation Long March 7A from 201, Wenchang Space Launch Site, People's Republic of China on August 10, 2026 at 12:02 UTC. The mission failed: Launch vehicle disintegrated when passing around Max-Q. The launch window ran from 11:54 to 13:12 UTC. It was China Aerospace Science and Technology Corporation's 609th launch, 39th this year and humanity's 7,361st orbital launch attempt. It was the 18th Long March 7A flight and the 4th this year. The payload was bound for Geostationary Transfer Orbit (GTO).
Chinese communication geostationary satellite for unknown purposes.
News
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Pad
201, Wenchang Space Launch Site, People's Republic of China
33rd launch from 201, 5th this year · 71st from Wenchang Space Launch Site, People's Republic of China
Local pad time at liftoff: Aug 10, 8:02 PM GMT+8, at night
33 launches from this pad · 75 from Wenchang Space Launch Site, People's Republic of China
12 days after the previous launch from this pad
All launches from Wenchang Space Launch Site, People's Republic of ChinaOpen in maps
Updates
Updated mission details.
Show 4 earlier updates
Questions
When did ChinaSat 4B launch?
ChinaSat 4B launched on August 10, 2026 at 12:02 UTC. The launch window ran from 11:54 to 13:12 UTC.
Why did ChinaSat 4B fail?
Launch vehicle disintegrated when passing around Max-Q.
Where can I watch ChinaSat 4B?
Coverage: (CLEAN FEED) Watch Long March 7A Launch from Wenchang, LIVE!!; (FAILED) Watch Long March 7A Launch from Wenchang, LIVE!!. Watch the replay
What rocket launched ChinaSat 4B?
Long March 7A, flown by China Aerospace Science and Technology Corporation. Long March 7A spec sheet
Where did ChinaSat 4B launch from?
201, Wenchang Space Launch Site, People's Republic of China. Liftoff was Aug 10, 8:02 PM GMT+8 local time at the pad.
What orbit was ChinaSat 4B going to?
Geostationary Transfer Orbit (GTO), a communications mission.