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- Thu Jun 16, 2005 9:25 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD 2005 05 16
- Replies: 2
- Views: 2931
APOD 2005 05 16
"The remaining crater may tell how Tempel 1 is constructed. If, for example, Comet Tempel 1 is an extremely loose pile of debris, the impactor may leave little or no discernable crater. On the other hand, if the comet's surface is relatively firm, the impactor's ripple may leave quite a large c...