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- Fri Jul 13, 2012 1:31 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: 21st Century M101 (2012 Jul 13)
- Replies: 14
- Views: 7801
Re: APOD: 21st Century M101 (2012 Jul 13)
"Catherine Wheel." The common name "Pinwheel Galaxy" was taken--by M33.