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- Tue Jan 09, 2007 6:59 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: apod 1/7/07
- Replies: 25
- Views: 9034
Supernova 1987A Smoke Rings?
I was struck by the similarity of the Mysterious Rings to the Villarceau circles as illustrated in the Wikipedia Picture of the Day for January 8, 2007. Could the supernova have emitted a toroidal smoke ring?