(image from Universe Today)This light was seen in the sky in Norway, and no one knows what it is.
First it was picked up by tabloids, now other news sources are starting to follow the story.
Gizmodo - WITH VIDEO...watch it.
The Daily Mail
However, there's this video below that shows an unrelated and unmanned spinning rocket booster. There have been reports of a Russian launch, but those claims have been denied.
UPDATE (12/10/09): The Alien Overlords won't be coming for us any time soon, say New York Times. Only a missile failure.