(Phys.org) —Examination of one of the Almahata Sitta meteorites (aka, ALM-A, found in Sudan in 2008) by a team of space scientists working in Germany has revealed a volcanic past. In their paper published in Proceedings of the National Academy of Sciences, the team describes how they dated the meteorite to just a few million years after our solar system was born and uncovered evidence that it suggests it was produced by volcanic activity.
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Meteorite study indicates volcanic activity on early small asteroids