#BAFact: On this date in 2004, the Earth was hit by the biggest blast of cosmic radiation in recorded history.

Eight years ago today - Dec. 27, 2004 - the Earth was slammed by the biggest explosion of energy coming from deep space in recorded history. It is almost impossible to exaggerate the size and scale of this event: It literally had a physical effect here on Earth, even though the origin was a mind-crushing 50,000 light years away!

http://www.slate.com/blogs/bad_astronomy/2012/12/27/cosmic_blast_magnetar_explosion_rocked_earth_on_december_27_2004.html
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