Hudson Valley

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Contents 5
Hudson Valley
Illustration of official papers and files
Illustration: official papers and files. An artist's impression drawn for this site, not a photograph of the event.
TypePlace
On the Timeline3 events, 1984–2001

The Hudson Valley of New York State, north of New York City, was the scene of a wave of UFO sightings from 1983 to 1984, when thousands of residents of Westchester, Putnam and Dutchess counties, and neighbouring Fairfield County in Connecticut, reported huge, silent, V- or boomerang-shaped formations of lights. The wave was investigated by astronomer J. Allen Hynek and is widely attributed to a group of pilots flying light aircraft in tight formation.[1][2]

The sightings

Illustration of a military base at night
Illustration: a military base at night. An artist's impression drawn for this site, not a photograph of the event.

Reports began in March 1983 and continued mainly through the summer of 1984. The New York Times described witnesses seeing objects about the size of a football field, "usually in a V-shape or a circle", silent and lit with white, red or green lights, that seemed to hover and then shoot away. Residents filmed rotating lights in Brewster on 24 July 1984, and police received many calls. Civilian groups such as Citizens Against UFO Secrecy said they received hundreds of reports.[1][3]

UFO researcher Philip Imbrogno said security guards at the Indian Point nuclear power plant on the Hudson River saw a huge object hover over the plant on 14 June and 24 July 1984; the Nuclear Regulatory Commission said it had no documentation of such a sighting.[1]

Explanation

Illustration of a jet meeting an unknown object
Illustration: a jet meeting an unknown object. An artist's impression drawn for this site, not a photograph of the event.

State police and plant security attributed many sightings to pilots flying small Cessna aircraft in close formation from Stormville Airport, switching their lights on and off together. A state police sergeant said five or six light planes were involved, and an FAA official noted that pilots could fly as close together as they felt safe; Discover magazine reported wingtips only inches apart. Skeptic Brian Dunning has written that the pilots called themselves "the Martians", and that formation flights combined with errors of perception and memory explain the wave.[1][2]

Some witnesses and researchers, including Hynek, who called the events "absolutely weird", argued that aircraft could not explain all the reports, such as objects hovering silently for long periods.[1][4]

Legacy

Illustration of an open book about flying saucers
Illustration: an open book about flying saucers. An artist's impression drawn for this site, not a photograph of the event.

Hynek, Imbrogno and journalist Bob Pratt published Night Siege: The Hudson Valley UFO Sightings in 1987, and the case was featured on Unsolved Mysteries in 1992.[1][4]

On the UAP Timeline

Bigelow Aerospace President Robert Bigelow talks during a press conference shortly after he and NASA Deputy Administrator Lori Garver toured the…
Bigelow Aerospace President Robert Bigelow talks during a press conference shortly after he and NASA Deputy Administrator Lori Garver toured the… Photo: Bill Ingalls · Public domain · via Wikimedia Commons

References

This page was last edited on 29 October 2026. Articles are written in our own words from the sources listed under References; disputed claims are attributed to the people who made them.

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