Friday, September 25, 2015

Can't say I understand it

Hubble photos of the Veil Nebula

The cloud of material 110 light-years wide that lies about 2,100 light-years from Earth in the constellation Cygnus (The Swan).
The structure formed about 8,000 years ago, after a star 20 times more massive than the sun died in a supernova explosion

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