View Full Version : Will Aurora Strike Tonight? Here’s What to Expect

2014-Sep-12, 07:50 PM
Auroras showed up*as forecast last night beginning around nightfall and lasting until about 1 a.m. CDT this morning.*Then the action stopped. At peak, the Kp index*dinged the bell at*“5” (minor geogmagnetic storm) for about 6*hours as the incoming shock from the arrival of the solar blast rattled Earth’s magnetosphere. It wasn’t a particularly bright aurora […]

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