Category

Collective UFO sightings

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Battle of Los Angeles

anti-air shelling during WWII in Los Angeles, CA, against apparently nothing

light phenomenon that occurred on March 13 1997 over Arizona and Nevada, United States

Hessdalen lights

unexplained light usually seen in the Hessdalen valley in Norway

Belgian UFO wave

Series of UFO sightings

Mantell UFO incident

1948 UFO incident

1952 Washington, D.C. UFO incident

UFO incident in the United States

Petrozavodsk phenomenon

series of celestial events of a disputed nature that occurred on September 20, 1977

Varginha UFO incident

alleged capture of an extraterrestrial being in Brazil in 1996

Kecksburg UFO incident

1965 purported UFO sighting in North America

2009 Norwegian spiral anomaly

Spiral-like light observed in December 2009 in the night sky over Norway

Voronezh UFO incident

1989 alleged sighting in the Soviet Union

Ruwa UFO incident

1994 sighting in Zimbabwe

Operação Prato

UFO investigation in Brazil

Lakenheath-Bentwaters incident

Series of UFO sightings in England in 1956