Astronomers finally track down a mysterious star explosion first spotted by Korean scientists 600 years ago



On 11 March 1437, Korean astronomers observed what looked like the appearance of a new star in our galaxy.  
Now, centuries later, scientists have discovered this was in fact an overfed white dwarf star exploding, known as a 'classical nova.'
The super-dense dead star's powerful gravity stole material from a nearby stellar companion until a critical point was reached and its outer surface blew away.
This made it shine 300,000 times brighter than the sun.
The event, seen as the appearance of a new star in the tail of the constellation Scorpius, was recorded by the Korean royal imperial... read more

 
30 August 2017 in Science &Technology, Views: 39
Source: Daily Mail
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