Reported UFO sighting · Historical sighting · Petrozavodsk, Karelia, USSR (now Russia)

Petrozavodsk phenomenon

Before dawn a 'jellyfish' of light hung over a Soviet city. A secret launch may explain most of it.

A secret Soviet launch may have caused a nationwide 'jellyfish' UFO scare. How many sightings today are classified tests?

Photo: TASS, Public domain, Wikimedia Commons