Template:POTD/2013-09-12

From Wikipedia, the free encyclopedia
SN 1006
SN 1006 was a supernova that was widely seen on Earth beginning in the year 1006. It occurred 7,200 light years away. It was, in terms of apparent magnitude, the brightest stellar event in recorded history. The supernova's remnant, pictured here, was not identified until 1965.Photo: NASA