Yesterday afternoon a powerful X-class flare ripped through the Sun's lower atmosphere and sent a blast wave directly toward Earth that should arrive early Friday morning. - See more at: http://www.skyandtelescope.com/astronomy-news/observing-news/powerful-solar-flare-091020143/?et_mid=691740&rid=246610980#sthash.VgcE6To2.dpuf
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October 2024
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