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Massive degraded impact crater on Mercury - chemical evidence?
The planet Mercury has a myriad of impact features - this has been known for some time. However, observe in the following images, a relatively large 'High-Mg region' detected on the planet (below):
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user14785
3
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1
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Can Mercury hit Earth or Mars in the next 5 billion years?
Mercury is the most unstable planet of the solar system, with an oscillating orbital eccentricity (between 0 to 0.45). It seems there is a 1% probability in the next 5 billion years Jupiter and ...
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