The UFO sightings you’ll find in this gallery will chill you to the bone…
1. Chicago O’Hare UFO Sighting
The Chicago O’Hare UFO sighting occurred on November 7, 2006 when people at the Chicago O’Hare International Airport reportedly saw a saucer or disc-shaped UFO. During the incident, a metallic, saucer-shaped craft was spotted hovering over Gate C-17 by a group of twelve airport employees. The object was visible for approximately five minutes before it left.
2. Foo Fighters

Foo Fighters were small metallic spheres and colorful balls of light that were repeatedly spotted and somehow photographed worldwide by bomber crews during the Second World War. These UFOs were reported from November 1944 and after. They were spotted around the world in places such as the Indian Ocean, South Pacific, Europe’s mainland and more.
3. Exeter Incident

The Exeter incident was a UFO sighting that occurred on September 3, 1965, south of Exeter, New Hampshire. The famous incident involved a local teenager and two police officers who all saw a huge dark flying object with red flashing lights on it.
4. Ghost Rockets

Also known as the Scandinavian Ghost Rockets, the Ghost Rockets were UFOs sighted in 1946, mostly in Sweden. About 2,000 sightings were reported between May and December 1946, peaking around August. Over 200 sightings were verified and authorities recovered physical fragments which were attributed to the ghost rockets…

The Westall UFO
The Westall UFO Encounter was an event that occurred on April 6, 1966 in Melbourne, Australia. On the eventuful day, at 11am, more than 200 students and teachers at two state schools allegedly witnessed a UFO described as a grey saucer-shaped craft which descended into a nearby open wild grass field.
6. Kenneth Arnold UFO Sighting

The Kenneth Arnold UFO sighting occurred on June 24, 1947, when private pilot Kenneth Arnold claimed that he saw a string of nine, shiny unidentified flying objects flying past Mount Rainier in Washington. This was the first post-war sighting in the US that garnered news coverage and is credited with being the first of the modern era of UFO sightings.
7. Jimmy Carter UFO Incident

The Jimmy Carter UFO incident occurred at Leary, Georgia in 1969. While preparing his political speech, former president Jimmy Carter reported seeing a UFO, describing it as being white and about as bright as the moon. The object was said to have changed colour, first to blue, then to red and then back to white before appearing to recede into the distance.
8. Green Fireballs

Green fireballs are a type of UFO which have been sighted in the sky since the late 1940s. Early sightings occurred in the southwestern US, around New Mexico. The fireballs were once of notable concern to the US government because they were often clustered around military installations. UFO-ologists consider them some of the best-documented examples of UFO.
9. Pascagoula Abduction

The Pascagoula Abduction is a purported alien abduction in 1973 when co-workers Charles Hickson and Calvin Parker claimed they were abducted by aliens while fishing near Pascagoula, Mississippi. They claimed that they were “paralysed” while three “creatures” took them aboard an oval-shaped object and subjected them to an examination before releasing them.
10. Gorman Dogfight

The Gorman UFO Dogfight occurred on October 1, 1948, in the skies over Fargo, North Dakota when George F. Gorman, a pilot with the North Dakota Air National Guard, encountered a mysterious ball of light. Gorman pursued the UFO for 27 minutes over Fargo but the object was very fast and it eventually passed out of Gorman’s visual range.
11. Tehran UFO Incident

The Tehran UFO Incident was a radar and visual sighting of a UFO over Tehran, the capital of Iran. It occurred during the early morning hours of September 19, 1976. During the incident, two jet interceptors reported losing instrumentation and communications as they approached, only to have them restored after leaving.
12. Mariana UFO Incident

The Mariana UFO Incident occurred in August 1950 in Great Falls, Montana. During the incident, Nick Mariana, general manager of a local baseball team, took colour film of two UFOs flying over the town. The film footage of the sighting is believed to be among the first ever taken of UFOs.
13. Emilcin Abduction

The Emilcin Abduction was an alien abduction of farmer Jan Wolski in May 1978 in Emilcin, Eastern Poland. The farmer reported to have been abducted and medically examined by short, green-faced, humanoid entities speaking an unearthly language in a white, hovering, spacecraft. A memorial was erected at the site, seen in the image above.
14. Lubbock Lights

The Lubbock Lights were an unusual formation of lights seen over the city of Lubbock, Texas in the summer of 1951. The incident is regarded as one of the first great UFO cases in the US. The Lubbock Lights were investigated by the US Air Force, who said the incident was an easily explainable natural phenomenon, but they didn’t provide any details regarding this explanation.
15. Kaikoura Lights

The Kaikoura Lights is a name given by the New Zealand media to a series of sightings that occurred in December 1978, above the Kaikoura mountain ranges in the northeast of New Zealand’s South Island. In this incident, the crew of Safe Air Ltd cargo aircraft spotted strange lights that changed colour and size. The pilots described some of the lights to be around the size of a house.
16. Antonio Vilas Boas Abduction

The Antonio Vilas Boas Abduction is one of the very first abduction claims and is alleged to have happened during the night of October 16, 1957 near Sao Francisco de Sales in Brazil. On that night, farmer Antonio Vilas Boas claimed to have been abducted and examined by humanoid aliens while working in the fields.
17. Dyatlov Pass Incident

The Dyatlov Pass Incident refers to the mysterious deaths of nine experienced ski hikers in the Ural Mountains in modern-day Russia on February 2, 1959. During the night, something made the hikers flee the campsite. Soviet investigators determined that six victims died from hypothermia, but others showed signs of physical trauma. Many people claimed it was the work of aliens….
18. The Hill Abduction

In 1961, Barney and Betty Hill from Portsmouth, New Hampshire, reported that they had been kidnapped by aliens. According to the couple, they had been followed by a flying saucer while driving in their car, abducted and then subjected to an intimate physical examination. Even under hypnosis, the pair maintained their story…
19. Kelly-Hopkinsville Encounter

On August 21, 1955, five adults and seven children arrived at the Hopkinsville police station in Kentucky claiming that small alien creatures from a spaceship were attacking their farmhouse. The aliens were described as short, dark figures who repeatedly popped up at the doorway or peered into the windows.
18. Antananarivo UFO Incident

The Antananarivo UFO Incident occurred on August 16, 1954 in Madagascar’s capital city, Antananarivo. In the incident, a green ball was seen in the sky and disappeared behind a hill. It reappeared a minute later and flew over the higher part of the city. When the object flew in front of them, some witnesses could see a device enveloped in luminous gas.