Petrozavodsk phenomenon
- When
- Where
- Petrozavodsk, Russia
- Sources
- 2 public sources

Before dawn, residents of Petrozavodsk in Soviet Karelia reported a huge glowing object shedding beams of light for about 10 minutes, and Soviet papers carried the story. Soviet researchers later attributed it to the launch of the Kosmos-955 satellite from Plesetsk.