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.

StateOH 371 CA 274 TX 242 NY 167 FL 110 NM 92 MI 90 WA 89 IL 81 PA 78 MD 73 CO 72

Year1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969

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5 cases in IL from 1957 · page 1 of 1

15-20 Mi W of Jolliet, IL
1957 · unknown
On November 26, 1957, at 0630 hours (6:30 a.m. CST), a 31-year-old former Air Force pilot who was then a captain in the Indiana Air National Guard saw an unidentified object while…
Grayville, IL
1957 · unknown
In September 1957, near Grayville, Illinois, a witness saw one object with vapor trails. The object moved from north to south, then to the west. It was in sight for about 20 minute…
Makanda, IL
1957 · unknown
On November 9, 1957, at 10:01 a.m., a civilian in Makanda, Illinois reported seeing one round object colored red to blue, very high in the sky. The object had no tail or exhaust an…
O'Fallon, IL
1957 · unknown
On December 5, 1957, observers near O'Fallon, Illinois reported a fast, fiery object. The report describes a bullet-shaped or pencil-shaped object, fiery yellow and blue-white, wit…
Waverly, IL
1957 · unknown
On November 8, 1957, at 12:01 a.m. in Waverly, Illinois, a civilian witness reported seeing an object larger than an airplane with white and green coloring. The object had fuzzy or…

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1947 51 1948 90 1949 236 1950 167 1951 124 1952 471 1953 326 1954 350 1955 344 1956 417 1957 559 1958 359 1959 268 1960 340 1961 408 1962 346 1963 123

15-20 Mi W of Jolliet, IL

Grayville, IL

Makanda, IL

O'Fallon, IL

Waverly, IL