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- Thu Apr 09, 2009 3:11 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: Unusual Dusty Galaxy NGC 7049 (APOD 2009 April 08)
- Replies: 13
- Views: 1776
Unusual Dusty Galaxy NGC 7049
What exactly is dust made up of? (I trust it is not what I whisk away from shelves and furniture.) Composition? Size?