IMPACT!

greenspun.com : LUSENET : Grassroots Information Coordination Center (GICC) : One Thread

IMPACT! As night fell across North America on Tuesday an interplanetary shock wave swept past Earth and triggered a geomagnetic storm. Sky watchers across Canada and the northern tier of US states could spot auroras before local sunrise on Wednesday.

Space Weather



-- spider (spider0@usa.net), April 18, 2001


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