Space/Science — HabitableZone

Space/Science » in reply to Obnoxiously is right.

Collapse, impact or something else?

There are too many thousands of similar examples to count. Demonstrate conclusively that these are impact structures. Go ahead.

http://ida.wr.usgs.gov/fullres/divided/m09037/m0903757b.jpg


http://ida.wr.usgs.gov/html/m09037/m0903757.html

Cheers, BFelix

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