The O'Hare Airport Saucer: United Airlines Employees Describe a Disc Over Gate C17 -

On November 7, 2006, a group of United Airlines employees at Chicago's O'Hare International Airport reported a disc-shaped metallic object hovering over Gate C17. The sighting, confirmed by pilots, mechanics, and supervisors, was dismissed by the FAA as a weather phenomenon, and no official investigation was conducted.

https://www.youtube.com/watch?v=fgWgVMNB040

This recording from New York Post's The Basement Office includes actual FAA audio from O'Hare's control tower on November 7, 2006, capturing the moment a United supervisor asked controllers, "Did you see a flying disc out by C-17?" The audio provides a primary source record of how the event was discussed in real time.<div style="background:#fff8e1;border-left:4px solid #f5a524;padding:16px;margin:20px 0">On the afternoon of November 7, 2006, approximately 12 United Airlines employees reported seeing a metallic, saucer-shaped object hovering silently over Gate C17 at O'Hare International Airport. The object remained visible for several minutes before accelerating vertically through the overcast sky, reportedly punching a hole in the cloud layer. The FAA dismissed the sighting as a "weather phenomenon" and declined to investigate, while United Airlines initially denied any knowledge of the incident. A FOIA request later revealed communications between a United supervisor and the FAA tower confirming the reports. No photographic evidence has surfaced, and no witnesses have been publicly identified. Sources linked below.</div><h2>Timeline</h2>November 7, 2006, ~3:58 PM CST – An FAA inbound ground controller at O'Hare warns Gateway Flight 5668 to "use caution for the, ah, UFO," marking the first official mention of the object.November 7, 2006, ~4:15-4:30 PM CST – A United Airlines ramp employee pushing back Flight 446 (bound for Charlotte, North Carolina) spots a disc-shaped object hovering directly above Gate C17 and radios the airline's zone control coordinator.November 7, 2006, ~4:30-4:34 PM CST – The object reportedly accelerates straight up through the 1,900-foot overcast ceiling, leaving what witnesses described as a clear circular hole in the clouds that closed within minutes.Late 2006 – Both the FAA and United Airlines deny any knowledge of the incident when contacted by <a href="https://www.chicagotribune.com/2007/01/01/in-the-sky-a-bird-a-plane-a-ufo-2/" target="_blank" rel="noopener">the Chicago Tribune</a>.January 1, 2007 – Reporter Jon Hilkevitch publishes "In the sky! A bird? A plane? A … UFO?" in the Chicago Tribune, breaking the story two months after the event. The article becomes the most-viewed piece in the newspaper's website history.January 2, 2007 – <a href="https://www.cbsnews.com/news/ufo-at-ohare-officials-say-weird-weather/" target="_blank" rel="noopener">CBS News</a>, <a href="https://www.nbcnews.com/id/wbna16431613" target="_blank" rel="noopener">NBC News</a>, and <a href="https://www.npr.org/2007/01/01/6707250/ufo-is-reported-at-ohare-feds-are-silent" target="_blank" rel="noopener">NPR</a> cover the story nationally. FAA spokeswoman Elizabeth Isham Cory states, "Our theory on this is that it was a weather phenomenon."2007 – The <a href="https://static1.squarespace.com/static/5cf80ff422b5a90001351e31/t/5db33f31d35a623422d8010c/1572028245437/TR10_1edition.pdf" target="_blank" rel="noopener">National Aviation Reporting Center on Anomalous Phenomena (NARCAP)</a> publishes a 155-page technical report on the incident.February 11, 2009 – The History Channel airs "Aliens at the Airport," an episode of UFO Hunters dedicated to the O'Hare sighting.November 25, 2023 – <a href="https://thedebrief.org/the-chicago-ohare-uap-incident-physics-teams-analysis-offers-a-fresh-look-at-this-famous-2006-case/" target="_blank" rel="noopener">The Debrief</a> reports on an Applied Physics team analysis connecting the O'Hare incident to theoretical warp drive characteristics.<h2>The Sighting Over Gate C17</h2>The events of November 7, 2006, began on a typical overcast afternoon at one of the world's busiest airports. At approximately 4:15 PM CST, a United Airlines ramp worker was directing the pushback of United Flight 446, a Boeing 737 scheduled to depart for Charlotte, North Carolina. The employee looked up and saw what he described as a metallic, disc-shaped object hovering silently above the gate area. He immediately radioed the airline's Zone 5 control coordinator and alerted the cockpit crew of the aircraft next to him.According to Jon Hilkevitch of the Chicago Tribune, who broke the story on January 1, 2007, "The disc was visible for approximately five minutes and was seen by close to a dozen United Airlines employees, ranging from pilots to supervisors, who heard chatter on the radio and raced out to view it." Word of the sighting spread quickly through United's ground operations via company radio channels. Pilots in nearby aircraft, airline mechanics taxiing jets to and from maintenance hangars, and management personnel all reported observing the object.Witnesses consistently described the object as dark gray in color, metallic in appearance, and completely silent. Estimates of its diameter ranged from 6 to 24 feet, though some observers may have underestimated the scale depending on their viewing distance and angle. A manager on Concourse B described hearing the report on internal radio and running outside, stating, "I knew no one would make a false call like that. But if somebody was bouncing a weather balloon or something else over O'Hare, we had to stop it because it was in very close proximity to our flight operations," as reported by <a href="https://www.chicagotribune.com/2013/03/20/ohare-ufo-sighting-in-2006-one-of-the-most-famous-reported/" target="_blank" rel="noopener">the Chicago Tribune in 2013</a>.A United mechanic who had been taxiing a Boeing 777 to a maintenance hangar told Hilkevitch, "I tend to be scientific by nature, and I don't understand why aliens would hover over a busy airport. But I know that what I saw and what a lot of other people saw stood out very clearly, and it definitely was not an [Earth] aircraft." Several independent witnesses outside the airport also reported seeing the object. One described a disc-shaped craft hovering over the airport, stating that it was "obviously not clouds," according to <a href="https://en.wikipedia.org/wiki/2006_O%27Hare_International_Airport_UFO_sighting" target="_blank" rel="noopener">accounts compiled in the Wikipedia entry for the incident</a>. These outside observers had no connection to the airline's internal radio network, making their corroborating reports noteworthy.Anonymous accounts later filed with the National UFO Reporting Center provide additional detail about what witnesses observed. One United Airlines management employee reported that he was sitting in his office when he heard a radio call about an object hovering over Gate C17. He ran outside and saw "a relatively small object hovering in place" below the overcast sky. After about a minute, he saw the object "zip to the east and disappear," as documented in <a href="https://enigmalabs.io/library/0f7d8d3a-0bf8-4d9e-b81f-54037acc1fca" target="_blank" rel="noopener">Enigma Labs' compilation of witness testimonies</a>. The witness subsequently contacted his operations center and the FAA to confirm what had been seen.The object's estimated altitude varied among witnesses, with most placing it between 500 and 1,500 feet above ground level, just below the overcast cloud ceiling that day. No air traffic controllers in the O'Hare control tower reported seeing the object, and a preliminary check of radar found nothing unusual during the time window in question. The tower's view of Gate C17's airspace was partially obstructed by terminal buildings, which may account for the controllers' lack of visual confirmation.After hovering for several minutes, the object reportedly accelerated directly upward at extreme velocity. It pierced the cloud deck at an estimated altitude of approximately 1,900 feet, and witnesses described seeing a distinct circular hole appear in the otherwise unbroken overcast. "It was like somebody punched a hole in the sky," one employee later told reporters. The hole lingered for a few minutes as a window of clear sky before the clouds gradually drifted back together.<h2>FAA Response and the "Weather Phenomenon" Dismissal</h2>When the Chicago Tribune first contacted the Federal Aviation Administration and United Airlines about the reported sighting in late 2006, both organizations denied any knowledge of the event. United Airlines spokeswoman Megan McCarthy told Hilkevitch in December 2006 that "there's nothing in the duty manager log, which is used to report unusual incidents. I checked around," according to Enigma Labs' case file on the incident.The newspaper subsequently filed a Freedom of Information Act request, which forced the FAA to conduct an internal review of air-traffic communications tapes. This review uncovered a call from a United Airlines supervisor to an FAA manager in the airport's control tower. According to <a href="https://www.theblackvault.com/casefiles/the-vault-files-2006-ohare-international-airport-ufo-sighting/" target="_blank" rel="noopener">The Black Vault's detailed investigation</a>, the supervisor asked, "Hey, did you see a flying disc out by C17?" The controller on duty responded with apparent humor: "You guys been celebrating the holidays or what?" Another controller named in the transcripts as "Sue" repeated the question to a colleague named "Dave," who replied, "I have not seen anything, Sue, and if I did, I wouldn't admit to it."The FAA recordings revealed that the term "UFO" had been used in official tower communications. At approximately 3:58 PM on November 7, an inbound ground controller warned Gateway Flight 5668 to "use caution for the, ah, UFO," according to Enigma Labs' timeline of the incident. This documented use of the word "UFO" in official communications contradicted the FAA's subsequent public stance that it had no information about the event. The recordings also captured exchanges between controllers discussing the report, with some expressing skepticism and others acknowledging the sighting had been reported through proper channels.Even after acknowledging the reports existed, the FAA declined to investigate the sighting. CBS News reported that FAA spokeswoman Elizabeth Isham Cory stated, "Our theory on this is that it was a weather phenomenon. That night was a perfect atmospheric condition in terms of low (cloud) ceiling and a lot of airport lights. When the lights shine up into the clouds, sometimes you can see funny things." Cory added, "The FAA is not investigating." The agency provided no further explanation for why it chose not to examine reports from trained aviation professionals operating in one of the most heavily monitored airspaces in the country.The FAA's position drew criticism from UFO investigators and aviation safety advocates. They argued that the agency's refusal to examine the incident contradicted its mandate to investigate possible security breaches at American airports, particularly when an unidentified object was reportedly hovering in controlled airspace over one of the busiest airports in the world. An unidentified object in restricted airport airspace, visible to multiple aviation professionals, would under normal circumstances trigger at minimum a preliminary safety review.United Airlines' response was similarly opaque. Spokeswoman Megan McCarthy maintained that company officials did not recall discussing any incident from November 7, and the duty manager's log contained no entries about unusual events that day. Yet the FOIA-released tapes documented a United supervisor calling the FAA tower to report the sighting in real time, creating a clear contradiction between the airline's public statements and the recorded communications. Some witnesses told the Tribune they were "upset" that federal officials had declined to look into the matter further.At least one O'Hare air traffic controller found humor in the situation. Craig Burzych, a union official at the facility, joked, "To fly 7 million light years to O'Hare and then have to turn around and go home because your gate was occupied is simply unacceptable," as reported by NBC News. Despite the levity from some quarters, the core question of what, exactly, had been hovering over Gate C17 remained unanswered by any official investigation.<h2>The NARCAP Investigation and National Media Coverage</h2>While the FAA and United Airlines declined to investigate, independent researchers took the O'Hare sighting seriously. The National Aviation Reporting Center on Anomalous Phenomena (NARCAP) assembled a team that included NASA scientists, airline pilots, meteorologists, and aerospace engineers. Over five months, the team produced Technical Report TR-10, a 155-page investigation into the incident.The NARCAP report, authored under the direction of Dr. Richard Haines, concluded that a physical object had been present over the airport and that its reported maneuvers could not be readily explained by conventional means. The report noted that no aircraft were reported in the exact area at the exact time to account for a fallstreak hole, and Dr. Haines found that "no weather balloons were launched in the vicinity" at that time. He deemed it "absurd that the military would be conducting test flights" in that airspace at that hour, according to The Black Vault's summary of the findings. The report also examined radar coverage and propagation conditions, noting that the object's small size and stationary position could explain its absence from radar screens.The NARCAP investigation strongly recommended that the FAA launch its own formal inquiry. The report emphasized the safety implications of an unidentified object hovering in controlled airspace at a major international airport, particularly given the potential for interference with aircraft operations. NARCAP's findings stood in direct contradiction to the FAA's position that there was nothing to investigate, and the report remains one of the most detailed technical analyses of the O'Hare incident to date. No federal agency ever acted on this recommendation.Meanwhile, the story became a media phenomenon. When Hilkevitch's article appeared in the Chicago Tribune on January 1, 2007, the online version attracted one million hits in a single week, becoming the most-viewed article in the newspaper's web history. Within days, the story was picked up by CBS, NBC, NPR, CNN, MSNBC, Fox News, and international outlets spanning Australia, Ireland, and networks across Europe.Hilkevitch appeared on multiple news programs to discuss the story, and the FAA's weather phenomenon explanation became the subject of intense public debate. <a href="https://www.history.com/news/ufo-sightings-credible-modern" target="_blank" rel="noopener">History.com</a> later included the O'Hare sighting among what it described as the most credible UFO sightings of the modern era. The incident was featured in a 2009 episode of the History Channel's UFO Hunters titled "Aliens at the Airport," as well as in the series Hangar 1: The UFO Files and Ancient Aliens Season 19. The case also appeared in the 2018 film UFO and an episode of the television series Boston Legal, reflecting its lasting cultural impact.In 2023, a group of more than 30 Ph.D. physicists at Applied Physics published an analysis suggesting that certain characteristics of the reported object matched expectations for a craft employing theoretical warp drive technology. Dr. Alexey Bobrick, the group's Chief Science Officer, noted that a saucer shape would be an ideal configuration for certain Alcubierre-like warp drive designs. The team emphasized that their analysis was speculative and based solely on witness testimony, not photographic or instrumental evidence. They were careful to state that their work should not be interpreted as proof of extraterrestrial technology.<h2>Aviation Safety and the Hole in the Clouds</h2>Among the most unusual aspects of the O'Hare sighting was the reported departure of the object. According to multiple witnesses, after hovering in place for several minutes, the disc accelerated straight up at extreme velocity, piercing the overcast cloud deck at approximately 1,900 feet. Witnesses described seeing a crisp, circular hole appear in the otherwise unbroken cloud cover. One employee told the Chicago Tribune, "It was like somebody punched a hole in the sky."According to the Applied Physics analysis reported by The Debrief, physicist Brandon Melcher estimated that the object may have accelerated from a stationary hover to approximately 1,000 to 2,000 feet per second almost instantaneously. Melcher noted, "From the witness testimony, it seems reasonable to claim that a metallic object around 50 feet in diameter was hovering approximately 1,500 feet above a passenger gate at an international airport within regulated airspace." While this analysis is based entirely on witness descriptions and is speculative in nature, it underscores the extraordinary nature of the reported behavior.The hole reportedly lingered for a few minutes as a clear window through the clouds before the surrounding cloud layer gradually closed back in. Enigma Labs' case file notes that witnesses had difficulty tracking the object as it departed, describing the acceleration as so rapid that it was difficult to follow visually. An anonymous airline employee who spoke with Peter Davenport of the National UFO Reporting Center described arriving at the gate area and looking up: "There was a hole in the overcast, like someone had punched a hole in the clouds." The witness estimated the object had been present for approximately 20 minutes from the first radio call to the moment of departure.The NARCAP report examined this departure behavior in detail. If the object was closer to the cloud ceiling when observed, NARCAP estimated it might have been larger than witnesses initially estimated, potentially 22 to 88 feet in diameter rather than the 6 to 24 feet reported by observers who were directly beneath it and in a poorer position to judge scale. The team also noted that the hole-punch effect was consistent with a physical object passing through the cloud layer at high speed, though they acknowledged that without photographic evidence, the exact mechanism could not be determined.The aviation safety implications of the incident became a central concern for researchers and advocates. Mark Rodeghier, scientific director of the Center for UFO Studies, stated to <a href="https://www.syfy.com/syfy-wire/ufo-docuseries-showtime-ohare-airport-2006" target="_blank" rel="noopener">SYFY</a>, "It's an unknown object over O'Hare, and it's seen by official personnel, and does United or the FAA take it seriously? Of course not, they have zero interest because UFOs can't exist. But how can you not worry about something hovering over an airport after 9/11? It doesn't make sense." His comments reflected a broader frustration among investigators that the FAA had failed to fulfill its safety mandate in this instance.The FAA audio recordings from that day, later obtained through FOIA, captured exchanges between controllers that showed awareness of the reports even as the agency publicly denied knowledge of them. In one exchange at approximately 3:58 PM, an FAA inbound ground controller warned an arriving aircraft to "use caution for the, ah, UFO." The <a href="https://www.youtube.com/watch?v=fgWgVMNB040" target="_blank" rel="noopener">New York Post's The Basement Office</a> compiled these recordings in a special report, providing an audio record of the tower's communications during the event. The fact that controllers used the term "UFO" in official communications, even while the agency's public stance was dismissal, underscored the tension between the on-the-ground reality and the official response.<h2>Opposing Perspectives and Skeptical Analysis</h2>The O'Hare Airport UFO sighting has attracted significant skeptical scrutiny, and several plausible conventional explanations have been proposed for what the United Airlines employees may have observed.The FAA's official position, as stated by spokeswoman Elizabeth Isham Cory, was that the sighting resulted from a "weather phenomenon." Cory suggested that the low cloud ceiling and the numerous airport lights created atmospheric conditions in which reflections off the clouds could produce unusual visual effects. This explanation, however, was offered without a detailed investigation, and it did not account for why multiple trained aviation professionals at different locations around the airport would all report seeing the same structured, disc-shaped object.Astronomer Mark Hammergren of Chicago's Adler Planetarium proposed a more specific explanation: a "hole-punch cloud," also known as a fallstreak hole. As reported by the Chicago Tribune, Hammergren explained, "It's something that occurs when a propeller or jet airplane passes through when you have uniform cloud cover and the temperature is right near the freezing point. They make liquid water droplets freeze and a hazy disc of ice crystals descends from a hole, and it looks like a perfect hole punched in the cloud." The weather conditions on November 7, 2006, were reportedly consistent with this phenomenon. However, NARCAP's investigation noted that no aircraft were reported in that exact area at that exact time, and that no weather balloons had been launched nearby, making the hole-punch hypothesis difficult to apply directly to the observed hole.Skeptic Brian Dunning, in a detailed analysis on <a href="https://skeptoid.com/episodes/926" target="_blank" rel="noopener">Skeptoid (episode 926)</a>, raised two significant concerns. First, despite the incident occurring in 2006 when approximately 73 percent of American adults owned mobile phones capable of taking photographs, no photographic evidence of the object has ever surfaced. Dunning argued that with a sighting duration estimated between 2 and 15 minutes and roughly a dozen witnesses, the absence of any photo is notable. Second, Dunning observed that not a single witness has been publicly identified by name. While witnesses reportedly spoke to Hilkevitch on condition of anonymity, Dunning noted that in other airline UFO cases, participants have been publicly identified. He cited a current airline pilot who told him, "There's absolutely no fear about losing your job for bringing up anything related even remotely to safety," suggesting that the aviation industry's safety culture actually encourages over-reporting rather than under-reporting of unusual observations.Skeptical author Robert Sheaffer, writing on his Bad UFOs blog, challenged the physical plausibility of the hole-in-the-clouds account. Sheaffer argued that when objects pass through clouds at high speed, they do not leave "crisp-edged holes in the shape of the object, like a cartoon character running through a wall. The result is a swirling mass of turbulent clouds, not a crisp, cookie-cutter-like hole." This critique addresses one of the most visually distinctive and frequently cited aspects of the O'Hare account. If the hole description was inaccurate or exaggerated through retelling, a significant pillar of the incident's unusual character would be undermined.The absence of photographic evidence, despite the event occurring in 2006 when camera phones were widespread, remains one of the strongest points raised by skeptics. The sighting lasted an estimated 2 to 15 minutes, and multiple witnesses were present. If even one person had captured the object on a phone camera, the nature of the sighting could have been conclusively established. Some have suggested that photographs were taken but never released due to privacy concerns or employer pressure, though no evidence supports this hypothesis.Additionally, at least some airport personnel initially interpreted the object as mundane. The Skeptoid analysis notes that taxi mechanics who were working on the tarmac reported seeing the object approximately half an hour before the main wave of sightings, and they had assumed it was a balloon. This early interpretation from experienced aviation workers is significant because it suggests that at least some observers saw nothing more unusual than a balloon-like object in the sky.The FAA's control tower controllers did not see anything unusual, and radar data showed nothing out of the ordinary during the period in question. While NARCAP noted that the object's small size and stationary position could account for its radar invisibility, the complete absence of any corroborating physical evidence from radar or photography leaves the sighting resting entirely on witness testimony. The tension between the detailed, consistent accounts of multiple trained aviation professionals and the complete absence of instrumental evidence remains the central unresolved question of the O'Hare incident. These factors, combined with the lack of photographic evidence and named witnesses, leave the O'Hare sighting in a position where conventional explanations remain plausible, even if no single prosaic account fully satisfies every aspect of the reported observations. Nearly two decades later, the O'Hare case continues to be debated among researchers, aviation professionals, and skeptics alike.<h2>Additional Video Coverage</h2>

https://www.youtube.com/watch?v=3TVF4c90xGA

In this interview, Chicago Tribune reporter Jon Hilkevitch discusses how he investigated the O'Hare UFO story, describing the process of tracking down witnesses and what made the case unique among UFO reports.

https://www.youtube.com/watch?v=0PSTkEN5n_A

This episode of History Channel's UFO Hunters, titled "Aliens at the Airport," examines the O'Hare incident in detail, including the NARCAP investigation findings and witness accounts.<h2>Sources</h2>FOIA Documents and Official Reports<a href="https://www.theblackvault.com/casefiles/the-vault-files-2006-ohare-international-airport-ufo-sighting/" target="_blank" rel="noopener">NARCAP Technical Report TR-10: “Report of an Unidentified Aerial Phenomenon and its Safety Implications at O’Hare International Airport on November 7, 2006” by R.F. Haines et al. (2007)</a><a href="https://www.youtube.com/watch?v=fgWgVMNB040" target="_blank" rel="noopener">FAA Audio Recordings from O’Hare Tower, November 7, 2006 – compiled by New York Post (The Basement Office)</a><a href="https://nuforc.org/sighting/?id=53392" target="_blank" rel="noopener">NUFORC Sighting Report 53392 (anonymous United Airlines management employee)</a>Source Links<a href="https://www.chicagotribune.com/2007/01/01/in-the-sky-a-bird-a-plane-a-ufo-2/" target="_blank" rel="noopener">Chicago Tribune – “In the sky! A bird? A plane? A … UFO?” by Jon Hilkevitch (January 1, 2007)</a><a href="https://www.chicagotribune.com/2013/03/20/ohare-ufo-sighting-in-2006-one-of-the-most-famous-reported/" target="_blank" rel="noopener">Chicago Tribune – “O’Hare UFO sighting in 2006 one of the most famous reported” by Ryan Smith (March 20, 2013)</a><a href="https://www.cbsnews.com/news/ufo-at-ohare-officials-say-weird-weather/" target="_blank" rel="noopener">CBS News – “UFO At O’Hare? Officials Say Weird Weather” (January 2, 2007)</a><a href="https://www.nbcnews.com/id/wbna16431613" target="_blank" rel="noopener">NBC News – “Airline workers say they saw UFO” (January 2, 2007)</a><a href="https://www.npr.org/2007/01/01/6707250/ufo-is-reported-at-ohare-feds-are-silent" target="_blank" rel="noopener">NPR – “UFO Is Reported at O’Hare; Feds Are Silent” (January 1, 2007)</a><a href="https://www.wttw.com/chicago-mysteries/mystery/was-a-ufo-once-spotted-at-ohare-airport" target="_blank" rel="noopener">WTTW Chicago – “Was a UFO Once Spotted at O’Hare Airport?” (November 4, 2024)</a><a href="https://thedebrief.org/the-chicago-ohare-uap-incident-physics-teams-analysis-offers-a-fresh-look-at-this-famous-2006-case/" target="_blank" rel="noopener">The Debrief – “The Chicago O’Hare UAP Incident: Physics Team’s Analysis” (November 25, 2023)</a><a href="https://www.theblackvault.com/casefiles/the-vault-files-2006-ohare-international-airport-ufo-sighting/" target="_blank" rel="noopener">The Black Vault – “The Vault Files: 2006 O’Hare International Airport UFO Sighting” (October 28, 2025)</a><a href="https://enigmalabs.io/library/0f7d8d3a-0bf8-4d9e-b81f-54037acc1fca" target="_blank" rel="noopener">Enigma Labs – O’Hare Airport Incident</a><a href="https://www.syfy.com/syfy-wire/ufo-docuseries-showtime-ohare-airport-2006" target="_blank" rel="noopener">SYFY – “What happened at O’Hare?” (December 23, 2024)</a><a href="https://skeptoid.com/episodes/926" target="_blank" rel="noopener">Skeptoid – “The Chicago O’Hare Airport UFO” by Brian Dunning (March 5, 2024)</a><a href="https://www.simpleflying.com/chicago-o-hare-airport-reported-ufo-sighting-2006/" target="_blank" rel="noopener">Simple Flying – “Did You Know Chicago O’Hare Airport Had A Reported UFO Sighting In 2006?” (August 22, 2024)</a><a href="https://www.history.com/news/ufo-sightings-credible-modern" target="_blank" rel="noopener">History.com – “UFO Sightings: Which Are the Most Credible in Modern History?”</a><a href="https://en.wikipedia.org/wiki/2006_O%27Hare_International_Airport_UFO_sighting" target="_blank" rel="noopener">Wikipedia – “2006 O’Hare International Airport UFO sighting”</a>Related ReadingMore articles from UAP Investigations covering airport and aviation-related UAP sightings are available at <a href="https://uapinvestigations.com/" target="_blank" rel="noopener">UAP Investigations</a>.