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Supernova 2014J

March 18, 2014
By PAUL?FISHER , National Radio Astronomy Observatory

This month Earth returns to the point in its orbit which marks the beginning of spring. This change of season brings a renewal of life as the cold of winter slowly gives way to the coming warmth. But not all change in nature is so gradual and reassuring. Change can sometimes be sudden and cataclysmic, as in the cases of earthquakes or storms. We have an example of a cosmic catastrophe in the northern sky this month.



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