USAF · 1947 to 1969
Project Blue Book Case Files
The U.S. Air Force's 22-year investigation into reported UFO incidents, drawn from the National Archives. Each case below has a journalistic summary written from the original file. Use the search box to find a place or date, or filter by state and year.
7 cases in IL from 1956 · page 1 of 1
20 miles SW of Chanute AFB, IL
1956 · unknownOn January 9, 1956, a light was seen about 20 miles southwest of Chanute Air Force Base, Illinois. The Greenwich time was 0120Z on January 10. The sighting was made from the air at…
Chicago, IL
1956 · unknownOn August 1, 1956, in Chicago, Illinois, a civilian witness reported seeing a round, very large white object. The object was stationary and still in sight at the time of report. It…
Chicago, IL
1956 · unknownOn March 14, 1956, in Chicago, Illinois, a civilian and military observer reported a sighting. A round object of unknown size and white color was seen at an unknown altitude. The o…
East Danville, IL
1956 · unknownOn August 1, 1956, at 12:06 a.m. local time, a civilian housewife in East Danville, Illinois reported seeing a bright glowing object with a red hue. The object was described as bas…
Fox River Grove, IL
1956 · unknownOn the evening of November 16, 1956, a 14-year-old boy in Fox River Grove, Illinois reported seeing an unusual object in the sky. The boy watched for 73 minutes as the object chang…
Plano, IL
1956 · unknownOn October 19, 1956, a civilian in Plano, Illinois reported a ground visual sighting of one round, red, orange, and green object about the size of a baseball at arm's length. The o…
Wheaton, IL
1956 · unknownOn May 20, 1956, in Wheaton, Illinois, a civilian reported one object. It was a ground visual sighting at about 9:50 p.m. local time. The witness watched it for about 23 minutes wi…
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