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We noticed when the aurora went haywire. The sky was lit from horizon to horizon with brilliant green dancing fire. That first night, the whole world watched in awe of the beauty. As the days went by and the aurora only intensified, I watched as awe was replaced by curiosity, and curiosity replaced by fear.

After two weeks of uninterrupted aurora, we found it. Or should I say "Them."

Normally aurora is caused by charged particles from the sun, but evidently solar flares aren't the only way to create a massive stream of charged particles....