Petrozavodsk phenomenon

Common card · No. 390432

The Petrozavodsk UFO was a series of celestial events of a disputed nature that occurred on 20 September 1977. The sightings were reported over a vast territory, from Copenhagen and Helsinki in the west to Vladivostok in the east. It is named after the city of Petrozavodsk in Russia, Soviet Union, where a glowing object was widely reported that showered the city with numerous rays. Government officials from northern European countries sent letters to Anatoly Aleksandrov, president of the Academy of Sciences of the USSR, expressing concern about whether the observed phenomenon was caused by Soviet weapons testing and whether it constituted a threat to the region's environment. Since 1977, the phenomenon has been often, though not universally, attributed to the launch of the Soviet satellite Kosmos-955. In the same year, a preliminary report for the Academy of Sciences of the USSR was made, containing a large body of visual observations, radiolocation reports, physical measurements, and accompanying...

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