ZONABANTEN.com – In the twelfth century, Chinese and Japanese astronomers saw a new light in the sky as bright as Saturn.
They identified it as a powerful stellar explosion known as a supernova, and marked its approximate location in the sky.
At that time the cause was unknown and a mystery.
Now, astronomers say they have solved the roughly 840-year-old puzzle.
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Two very dense stars collided in the Milky Way, causing a supernova.
The explosion likely resulted in the formation of a sizzling hot star.
This is known as Parker’s star, as well as the nebula, an expanding shell of gas and dust, called Pa 30.
Supernova or other names Chinese Guest Stars, seen from August 6 to February 6, 1181 AD.
The supernova is only one of nine historically recorded supernovas in the galaxy, according to research published Sept. 15 in the Astrophysics Journal Letter.
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