'Urban Auroras' Dazzle Arctic Cities

Source - Space Weather News for Oct. 7, 2015: http://spaceweather.com

URBAN AURORAS: Last night, Oct. 6th, sky watchers around the Arctic Circle witnessed an outburst of auroras so bright that they rivaled city lights. This could herald an even stronger display on Oct. 7th and 8th when a "co-rotating interaction region" followed by a solar wind stream is expected to hit Earth's magnetic field.

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