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In this video I will discuss some of Messenger's main discoveries. Some of the discoveries were 1) Mercury has a high concentration of Mg and Ca, 2) Mercury's magnetic field is off center to the North by 500km, 3) Messenger discovered water ice in the polar craters, 4) and organic compounds were discovered in the polar crater, 5) created an accurate global 3-D map, and many more discoveries...

First video in this series can be seen at:
https://youtu.be/ZiM9WO7dsm8