"Where have we seen a super black circle before? UPDATED 2/7/11
Did you know that the "Spiral" part of the Norway Spiral was only part of the phenomenon? The second half of the event was a jet black, and when I say black I mean black as black can be, circle that appeared in the sky.
Going back to the 1983 Article: The most fascinating explanation of this mystery body, which is so cold it casts no light and has never been seen by optical telescopes on Earth or in space, is that it is a giant gaseous planet as large as Jupiter and as close to Earth as 50 billion miles. If something casts no light, that means it is black."