Is it just me? It seems that there are a substantial number of craters shown in the images that have a raised "mound" in the exact center of the crater. I am not aware of these features in images of lunar craters.
Any thoughts anyone? Thanks.
Chromian
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- Thu Jan 17, 2008 5:36 am
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: Mercury / MESSENGER APOD of 2008 January 16 Updated
- Replies: 16
- Views: 14457