UFO Sightings in Illinois
13 nightmarks documented
Bright object observed over Tinley Park in south suburban Chicago (1965)
A 1965 unknown over Tinley Park — decades before the same suburb would produce one of the 21st century's most witnessed cases.
Object observed along the Clinton, Iowa to Littleton, Illinois corridor (1964)
An unknown tracked across the Mississippi River — moving between Iowa and Illinois along the great river valley.
Fifth Blue Book unknown over Chicago, Illinois (1964)
Chicago's fifth unknown — America's second city produced the second-most unsolved urban cases after Washington.
Bright object observed over Warrenville in the western Chicago suburbs (1963)
A bright unknown in western suburban Chicago — near the future site of Fermilab's particle accelerator.
Silent bright object observed over Glen Ellyn, suburban Chicago (1963)
A silent, brilliant object beneath the world's busiest airport approach path — where residents knew every aircraft sound by heart.
Bright object observed over Naperville in suburban Chicago (1962)
A bright unknown in the Chicago suburbs — near Argonne National Lab, where O'Hare-bound traffic was a daily backdrop.
Bright object observed over Crete in south suburban Chicago (1960)
A bright unknown on Chicago's southern fringe — near Argonne National Lab, where civilian nuclear research hummed quietly.
Unidentified object observed from aircraft 60 miles east of St. Louis (1956)
An airborne unknown east of St. Louis — observed by a pilot, the kind of witness Blue Book valued most.
Second Blue Book unknown reported over Chicago, Illinois (1954)
Chicago's second unknown — the world's busiest airspace kept producing objects that even its exhaustive air traffic monitoring couldn't identify.
Fourth Blue Book unknown reported over Chicago, Illinois (1952)
Chicago's fourth unknown — the world's busiest airspace produced more unsolved cases than any city except Albuquerque.
Bright object observed over Chicago during the opening of the 1952 wave (1952)
A bright unknown over America's second city as the legendary July 1952 wave ignited — two weeks before the Washington radar events.
Third Blue Book unknown reported over Chicago — preceding the July wave (1952)
Chicago's third unknown — the world's busiest airspace kept producing objects that its exhaustive monitoring couldn't catch.
Unidentified object observed at O'Hare Airport, Chicago (1951)
An unknown at O'Hare — even before the world's busiest airport fully opened, something unexplained was already overhead.