1000 Year-Old Supernova Remnant - Universe Today
NASA's Chandra X-Ray Observatory has taken a new photograph of SN 1006; a supernova that appeared in the sky in 1006, and blazed more brightly than Venus. We now know that SN 1006 announced the death of a star located approximately 7,000 light years from Earth. It's likely that a white dwarf star was siphoning matter away from a companion star. When its mass exceeded the limit of stability, it exploded.
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