A rare case of a large sunspot in the minimum of this weak solar cycle 24. A good chance to test your telescope observation capabilities in the next two days. see how to it here.
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Solar Behavior (2020):
A rare case of a large sunspot in the minimum of this weak solar cycle 24. A good chance to test your telescope observation capabilities in the next two days. see how to it here.
Solar Behavior (2020):
ABRUPT EARTH CHANGES 
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