United States

A police officer in Valley City, North Dakota, reported a round object slightly larger than a baseball at about 1000 feet altitude. The object moved r…

In December 1956, a chemistry instructor in Pittsburgh observed a golden light appearing and disappearing in the sky, perpendicular to the ground. The…

In December 1956, a witness in Colorado Springs reported by phone about three white or yellowish lights that appeared to move together along the groun…

A witness in South Dakota reported seeing two round objects, each with a 2-foot circumference and a brilliant red color. The smaller object appeared t…

An observer at the control tower of NAS Key West reported a bright flash of white light in December 1956. The object appeared for an instant, without …

In December 1956, a witness in Ridgewood, New York, observed a pearly white, disk-shaped object falling vertically from the vapor trails of a jet airc…

A 26-year-old student at the University of Massachusetts in Amherst reported in December 1956 having seen a dark, round object the size of a basketbal…

In December 1956, a witness in Glenwood, Iowa, observed an object slowly floating toward the ground, changing color from brown to white and then to gr…

A round white object with a tail was observed in Medford, Oregon, in December 1956. A witness from Western Airlines saw it at an altitude of 16,000 fe…

In December 1956, an observer at Chandler Air Force Base in Minnesota reported a bright object moving across the sky. They described a white ball that…

In December 1956, a witness in Santa Monica, California, reported seeing two bright flat circular objects the size of ping pong balls. These objects m…

In December 1956, a USAF pilot observed a silver object with a straight wing at an altitude between 56,000 and 62,000 feet. The sighting lasted 15 min…

An intelligence officer from the 452nd Fighter-Day Squadron reported observing a UFO with an oval and flat shape, larger than a basketball, appearing …

In December 1956, a witness in Miami, Florida, reported an object resembling a red, yellow, and green dart. It was observed at a distance equivalent t…

A man in Martinsdale, Montana, claimed in 1956 to have found an object containing a self-powered unit activated by an unknown mineral. In a letter to …

In December 1956, a civilian in Iowa discovered the remains of an unidentified balloon near Cedar Falls. The object, whose size and material were uncl…

In December 1956, a witness in Tampa, Florida, observed three white circular objects the size of a silver dollar at arm's length. The objects were fly…

An officer from the 28th Air Division at Hamilton AFB, California, observed an intense blue-white light at night on December 14, 1956. The object, des…

In December 1956, a witness in Biloxi, Mississippi, observed two round objects the size of a half-dollar coin. They appeared side by side, with a blur…

In December 1956, two U.S. Air Force pilots were practicing ground radar-guided intercepts when one of them detected an unusual object on the radar. T…

A red and green star-shaped object was observed for two hours in Newberryport, New Hampshire, in December 1956. The witness, a U.S. Coast Guard appren…

In December 1956, a witness in Long Valley, New Jersey, observed an unidentified flying object with a bright appearance and a tail moving horizontally…

In December 1956, a woman in Maine observed a bright green object descending near her children's swings. The event lasted a few seconds and left a mar…

A white egg-shaped object with a red tinge around the edges was observed in DeFuniak Springs, Florida, on December 26, 1956. Civilian and military wit…

In December 1956, an officer and an air traffic controller at Oxnard Air Force Base in California observed a luminous object with a white tail. The ph…

In December 1956, a sighting was reported in Fairbanks, Alaska, involving a circular object displaying red, white, and green colors with a tail. Witne…

In December 1956, a witness in Gassoway, West Virginia, observed four round red objects the size of a silver dollar at arm's length for one minute. Th…

In 1956, a U.S. Air Force interceptor pilot reported an unidentified flying object performing complex maneuvers over the island of Guam. The UFO was d…

In December 1956, a U.S. Air Force pilot reported observing an unidentified flying object while performing an intercept mission near Guam. The pilot d…

In December 1956, a witness in Denver, Colorado, spotted a bright white spherical object in the sky. The observer described it as being as large as th…

In December 1956, at Itazuke Air Base in Japan, a notable UFO sighting was recorded. A photographer managed to capture images of a triangular object h…

A witness reported seeing a UFO in 1956 in San Diego, California. The incident was reported decades later, in 1966, by a man who clearly remembered th…

In February 1956, a New York resident observed a cone-shaped object moving at high speed between two buildings. The object had a bright blue-white lig…

A blue-white object was observed over Russell, Kansas, in January 1957. A pilot reported a pea-sized object moving from east to west at high speed. Th…

In January 1957, multiple sightings of unidentified aerial phenomena were reported in Holtville, California. Two civilian witnesses observed two round…

In January 1957, a witness in Yuma, California, reported seeing three round objects the size of a baseball. They appeared yellow in color, remained st…

In January 1957, a civilian observer in Wadena, Minnesota, reported seeing a multi-colored object shaped like an "X" that remained in the sky for almo…

In January 1957, a witness in Minneapolis described a round object emitting solid green light with intermittent red flashes. He observed it for more t…

An electrical engineer in Miami observed an object in the sky for 30 minutes on January 9, 1957. The object appeared at an elevation of 20 degrees and…

In January 1957, a witness in Springfield, Massachusetts, observed a circular and flat object glowing in the dark. The object moved in a straight line…

In January 1957, a civilian in Arizona reported a bright object in the sky that remained stationary for five minutes. The testimony indicated that the…

In January 1957, a witness in Bakersfield, California reported seeing a white, round object the size of a half-dollar coin. The sighting lasted about …

In January 1957, a housewife in Random Lake, Wisconsin, observed two objects resembling stacked white barrels floating in the air for five minutes. Th…

In January 1957, two U.S. Air Force pilots reported an unidentified object near Fort Worth, Texas. The incident occurred during the night of the 16th …

In January 1957, a witness in South Laguna, California, reported the appearance of two or three bright objects near the horizon. The objects appeared …

In January 1957, an observer in Glenwood Springs, Colorado, reported a luminous object ascending in the sky. It was described as a circular, bright, a…

A night watchman in Rhinelander, Wisconsin, reported a white object the size of a basketball on January 19, 1957. The object was observed for 15 to 20…

In January 1957, a witness in Liberty, Pennsylvania observed a white round object for 3 to 5 minutes. The object, described as the size of a basketbal…

In January 1957, a witness in Longmont, Colorado observed an object moving extremely fast northward with a short orange flame trailing behind. The rep…

A ground observer spotted a ball-shaped object with an intense black-white glow and a fiery red trail moving northwest. The object followed a descendi…