Home›1977 in the Soviet Union›Hiện tượng Petrozavodsk🌐Tiếng ViệtEnglishEspañolTiếng ViệtTürkçeРусскийالعربيةEntityQ4361469· pop 12· linked from 282 articlesHiện tượng Petrozavodskseries of celestial events of a disputed nature that occurred on September 20, 1977Wikidata factsShow 1 more factpoint in time1977-09-20via Wikidata · CC0Available in 12 languagesEspañolРусскийالعربيةBulgarianCzechFinnishLatvianNorwegianRomanianTiếng ViệtConnectionsSaint PetersburgCityalien abductionEntityCategories1977 in the Soviet UnionCollective UFO sightingsPetrozavodskSeptember 1977 in EuropeUFO sightings in Russia