Friday, February 3, 2012

APOD 3.1

This is a picture of an aurora over Norway  A large coronal mass ejection occurred on our Sun five days ago, throwing a cloud of fast moving electrons, protons, and ions toward the Earth. A majority if this cloud passed above the Earth, and it impacted the Earth's magnetosphere, which caused this aurora. A more powerful solar flare occurred soon after this aurora took place which means that an even greater aurora may appear soon.

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