Within China UFO Files

Did UFOs Really Shut China's Airports?

Airport closures and diversions were real, but the most dramatic images linked to the 2010 sightings often lacked reliable provenance.

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On this page

  • The Xiaoshan Airport shutdown
  • Baotou and the wider sighting wave
  • Misidentified images, radar gaps and likely explanations
Preview for Did UFOs Really Shut China's Airports?

Introduction

Did unidentified flying objects really shut Chinese airports in 2010? The short answer is that several airport disruptions were genuine, but the evidence for extraordinary craft was not. During the summer and early autumn of 2010, a series of reports from different parts of China created what became known as the country’s “airport UFO wave”. The best-documented incident occurred at Hangzhou Xiaoshan International Airport, where aviation authorities temporarily suspended operations after flight crews reported an unidentified light near controlled airspace. Other reports, including a widely discussed incident near Baotou in Inner Mongolia, reinforced public interest and fuelled speculation about a nationwide pattern.

Airport Wave illustration 1

What has endured, however, is a mismatch between the verified operational events and the dramatic imagery that came to symbolise them. Airport closures, flight diversions and official investigations are well documented. The spectacular photographs and videos often presented as proof of the incidents are far less reliable, with several later shown to depict ordinary aircraft or lacking any verifiable connection to the actual sightings. The 2010 wave therefore occupies an important place in China’s UFO history not because it demonstrated extraordinary technology, but because it illustrates how genuine aviation safety responses became intertwined with uncertain evidence, military secrecy and internet myth-making.

The Xiaoshan Airport shutdown

The defining event occurred on the evening of 7 July 2010 at Hangzhou Xiaoshan International Airport in Zhejiang Province. Around 8:40 pm, crews aboard aircraft preparing to land reported an unidentified luminous object in or near the airport’s controlled airspace. Air traffic controllers treated the report as a potential flight safety hazard and temporarily suspended operations while the situation was assessed. Eighteen flights were delayed or diverted, mostly to Ningbo and Wuxi, affecting roughly 2,000 passengers. Normal operations resumed after approximately one hour.[go.com]abcnews.go.comABC News UFO in China's Skies Prompts InvestigationABC NewsUFO in China's Skies Prompts Investigation - ABC NewsJuly 14, 2010…Published: July 14, 2010

The operational response is significant because it demonstrates that the closure was a precautionary aviation decision rather than evidence that controllers believed an extraterrestrial craft had arrived. In aviation, an unidentified object near an active runway is sufficient reason to interrupt traffic until the risk is understood.

Contemporary reporting also revealed several details that complicated later retellings:

  • The initial reports came from flight crews rather than members of the public.
  • Airport personnel stated that the object was not clearly tracked by airport radar, despite widespread rumours to the contrary.
  • Authorities immediately opened an investigation involving civil aviation officials and police.
  • No official photographs or videos from airport systems were publicly released.[com.cn]chinadaily.com.cnChina Daily UFO remains a mysteryChina Daily UFO remains a mystery

The absence of publicly released radar data or authenticated imagery left a vacuum that was quickly filled by speculation.

Baotou and the wider sighting wave

The Hangzhou incident did not remain isolated. Throughout 2010, Chinese media reported additional sightings across several provinces, contributing to the impression of a nationwide wave. The most widely discussed follow-up involved Baotou Airport in Inner Mongolia in September 2010.

Reports described bright lights observed near the airport that prompted temporary restrictions on aircraft movements. Some accounts claimed controllers tracked an object on radar before it disappeared, although later reporting became inconsistent regarding precisely what had been detected and whether all of the reported operational details were accurate. Unlike Hangzhou, documentation of the Baotou event is thinner and more dependent on secondary media accounts than on official public statements.[ABC News]abcnews.go.comABC News UFO in China's Skies Prompts InvestigationABC NewsUFO in China's Skies Prompts Investigation - ABC NewsJuly 14, 2010…Published: July 14, 2010

Other reports from Xinjiang, Jiangsu, Shandong and Hunan appeared during the same period, helping create a perception that China was experiencing an unusual concentration of unexplained aerial events. Yet these reports varied greatly in quality. Some involved only isolated witnesses, while others consisted largely of internet rumours amplified after the Hangzhou incident received international attention.[ABC News]abcnews.go.comABC News UFO in China's Skies Prompts InvestigationABC NewsUFO in China's Skies Prompts Investigation - ABC NewsJuly 14, 2010…Published: July 14, 2010

Rather than representing a single coordinated phenomenon, the “airport wave” is better understood as a collection of unrelated sightings that became linked through media coverage.

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Why the photographs became more famous than the sightings

One reason the 2010 incidents remain famous is the extraordinary imagery that circulated online. Images showing apparently enormous glowing craft above Chinese cities spread rapidly through domestic and international media.

Subsequent investigation substantially weakened the evidential value of many of these images.

A joint investigation by researchers from Beijing and Shanghai concluded that the two photographs most frequently reproduced in newspapers and online were actually images of conventional aircraft rather than unknown objects. Investigators also stated that many widely circulated photographs and videos had no confirmed connection with the Xiaoshan airport incident itself.[china.org.cn]china.org.cnUF O not from space: reportUFO not from space: report - China.org.cnJuly 26, 2010…Published: July 26, 2010

This distinction is crucial. There is a marked difference between:

  • A genuine airport operational disruption, which is well documented.
  • An unidentified visual observation, which remained unresolved.
  • Photographic evidence, much of which either proved unrelated or could not be authenticated.

The visual record therefore became progressively less reliable as it spread across websites and social media. Images from different dates, locations and even different countries were repeatedly presented as depicting the Hangzhou incident.

Airport Wave illustration 2

Radar gaps, military secrecy and competing explanations

One of the most persistent puzzles concerns radar. Some reports claimed the object was invisible to airport radar, while others suggested different tracking information existed elsewhere. Publicly available evidence does not resolve these discrepancies.

Several explanations have been proposed over the years.

Conventional aircraft. Investigators concluded that some of the reported photographs showed ordinary aircraft. Atmospheric conditions around sunset can also produce unusual visual appearances, particularly when high-altitude aircraft reflect sunlight below the observer’s horizon. Astronomers interviewed during the investigation suggested that at least some reported lights matched known optical effects involving aircraft.[China Daily]chinadaily.com.cnChina Daily UFO remains a mysteryChina Daily UFO remains a mystery

Military activity. Anonymous sources quoted in contemporary reporting suggested that investigators believed the event had a military connection but that details could not be disclosed publicly. No official confirmation of this explanation has ever been released, leaving it plausible but unverified. China’s extensive military airspace restrictions and limited transparency make this explanation difficult either to confirm or dismiss.[China Daily]chinadaily.com.cnChina Daily UFO remains a mysteryChina Daily UFO remains a mystery

Private aircraft. Early speculation proposed an unauthorised private aircraft, reflecting the growing number of privately owned aircraft operating in eastern China at the time. Civil aviation officials declined to endorse this explanation, describing it only as speculation rather than an established conclusion.[China.org.cn]china.org.cnExperts cool on private plane theory in China UFO probeExperts cool on private plane theory in China UFO probe

Extraterrestrial craft. Despite widespread public discussion, investigators reported that they found no evidence connecting the incident with alien spacecraft. Importantly, this was not presented as proof that every observation had been identified, only that available evidence did not support an extraterrestrial interpretation.[china.org.cn]china.org.cnUF O not from space: reportUFO not from space: report - China.org.cnJuly 26, 2010…Published: July 26, 2010

1:47

What can actually be established?

More than fifteen years later, several points can be stated with relatively high confidence.

Well established

  • Hangzhou Xiaoshan Airport temporarily suspended operations because flight crews reported an unidentified object near controlled airspace.
  • Flights were delayed and diverted.[chinadaily.com.cn]chinadaily.com.cnFlights diverted, delayed as UFO detected hoveringFlights diverted, delayed as UFO detected hovering
  • Civil aviation authorities investigated.
  • No official conclusion identified an extraterrestrial object.[go.com]abcnews.go.comABC News UFO in China's Skies Prompts InvestigationABC NewsUFO in China's Skies Prompts Investigation - ABC NewsJuly 14, 2010…Published: July 14, 2010

Reasonably supported

  • Many of the most famous photographs associated with the incident were unrelated or depicted ordinary aircraft.
  • Publicly available evidence does not include authenticated radar recordings or official imagery demonstrating an anomalous craft.[china.org.cn]china.org.cnUF O not from space: reportUFO not from space: report - China.org.cnJuly 26, 2010…Published: July 26, 2010

Still uncertain

  • The precise identity of the original object reported by flight crews.
  • Whether any classified military activity contributed to the sighting.
  • Whether every reported airport-related incident during the 2010 wave had the same underlying cause.

Airport Wave illustration 3

Why the 2010 airport wave still matters

Within China’s broader UFO history, the 2010 airport wave represents the strongest example of how authentic aviation events can evolve into enduring UFO folklore.

Unlike many famous UFO stories that depend solely on eyewitness testimony, the Hangzhou case involved measurable operational consequences: flights were diverted, passengers were delayed and aviation authorities responded in real time. That gives the incident greater historical significance than many ordinary sighting reports.

At the same time, the case also demonstrates the limits of the available evidence. No authenticated images clearly show an anomalous craft, no public radar record confirms extraordinary performance, and the official investigations stopped well short of endorsing an unexplained technological phenomenon. The most defensible conclusion is therefore a nuanced one: something sufficiently uncertain prompted genuine aviation safety measures, but the strongest evidence does not support the spectacular claims that later came to dominate popular accounts of China’s 2010 airport UFO wave.

1:54

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Endnotes

1. Source: china.org.cn
Title: Experts cool on private plane theory in China UFO probe
Link:https://www.china.org.cn/china/2010-07/09/content_20460931.htm

2. Source: china.org.cn
Title: UF O not from space: report
Link:https://www.china.org.cn/china/2010-07/26/content_20572636.htm

Source snippet

UFO not from space: report - China.org.cnJuly 26, 2010...

Published: July 26, 2010

3. Source: china.org.cn
Title: UF O remains a mystery
Link:https://www.china.org.cn/china/2010-07/10/content_20464734.htm

4. Source: abcnews.go.com
Title: ABC News UFO in China’s Skies Prompts Investigation
Link:https://abcnews.go.com/International/ufo-china-closes-airport-prompts-investigation/story?id=11159531

Source snippet

ABC NewsUFO in China's Skies Prompts Investigation - ABC NewsJuly 14, 2010...

Published: July 14, 2010

5. Source: chinadaily.com.cn
Title: China Daily UFO remains a mystery
Link:https://www.chinadaily.com.cn/china/2010-07/10/content_10089831.htm

6. Source: hznews.hangzhou.com.cn
Title: Hangzhou News Center京沪UFO联合调查组发布初步结论 杭州萧山机场不明飞行物为飞机-杭州新闻中心-杭州网
Link:https://hznews.hangzhou.com.cn/chengshi/content/2010-07/26/content_3371274.htm

Source snippet

hangzhou.com.cn京沪UFO联合调查组发布初步结论 杭州萧山机场不明飞行物为飞机-杭州新闻中心-杭州网July 26, 2010 — 京沪UFO联合调查组发布初步结论 杭州萧山机场不明飞行物为飞机 杭州网 发布时间:2010-07-26 06:27 Image...

Published: July 26, 2010

7. Source: chinadaily.com.cn
Title: China Daily Experts cool on private plane theory in UFO probe
Link:https://www.chinadaily.com.cn/china/2010-07/09/content_10088781.htm

8. Source: chinadaily.com.cn
Title: Who needs ghouls at Halloween when there are so many other exciting visi
Link:https://www.chinadaily.com.cn/china/2010-10/31/content_11481031.htm

Source snippet

Calling occupants of inter-planetary craftOctober 31, 2010 — CALLING OCCUPANTS OF INTER-PLANETARY CRAFT BY ZHANG ZIXUAN AND ERIK NILSSON...

Published: October 31, 2010

9. Source: cnews.chinadaily.com.cn
Link:https://cnews.chinadaily.com.cn/2010-07/26/content_11046173.htm

10. Source: abcnews.go.com
Link:https://abcnews.go.com/International/fresh-report-ufo-chinas-skies/story?id=11814100

11. Source: chinadaily.com.cn
Title: content 10091771 2
Link:https://www.chinadaily.com.cn/dfpd/2010-07/12/content_10091771_2.htm

12. Source: chinadaily.com.cn
Title: Flights diverted, delayed as UFO detected hovering
Link:https://www.chinadaily.com.cn/china/2010-07/09/content_10084698.htm

Additional References

13. Source: archive.shine.cn
Title: cn Experts: Hangzhou’s UFO was no alien craft | Shanghai Daily
Link:https://archive.shine.cn/archive/nation/Experts-Hangzhous-UFO-was-no-alien-craft/shdaily.shtml

Source snippet

shine.cnExperts: Hangzhou's UFO was no alien craft | Shanghai DailyJuly 27, 2010 — Page A7 July 27, 2010 GET this page in PDF EXPERTS: HA...

Published: July 27, 2010

14. Source: youtube.com
Title: Ancient Aliens: UFO Incident SHOCKS Chinese Officials (Special) | History
Link:https://www.youtube.com/watch?v=tI9L6s2hcsA

Source snippet

Ufo seen Over China On July 7. Mysterious UFO Over cHina was seen on july 7th...

15. Source: youtube.com
Link:https://www.youtube.com/watch?v=it-6F4Kqvbk

Source snippet

Unexplained Encounters: UFO Sightings in China...

16. Source: mysteryatlas.net
Link:https://mysteryatlas.net/cases/hangzhou-xiaoshan-airport-ufo

17. Source: youtube.com
Title: Ufo seen Over China On July 7. Mysterious UFO Over c Hina was seen on july 7th
Link:https://www.youtube.com/watch?v=u9cOAnmfPCY

18. Source: archive.shine.cn
Title: cn UF O shuts airport. Really. | Shanghai Daily
Link:https://archive.shine.cn/archive/nation/UFO-shuts-airport-Really/shdaily.shtml

19. Source: archive.shine.cn
Title: cn Hangzhou UFO ‘not alien’ | Shanghai Daily
Link:https://archive.shine.cn/nation/Hangzhou-UFO-not-alien/shdaily.shtml

20. Source: youtube.com
Title: UFOs Over China
Link:https://www.youtube.com/watch?v=G1obU5GsjOw

Source snippet

Ancient Aliens: UFO Incident SHOCKS Chinese Officials (Special) | History...

21. Source: youtube.com
Title: Unexplained Encounters: UFO Sightings in China
Link:https://www.youtube.com/watch?v=uAqQjm0B5qs

Source snippet

UFOs Over China...

22. Source: yicai.com
Link:https://www.yicai.com/news/380490.html

Source snippet

Yicai萧山机场UFO调查报告:与外星飞碟无关...