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26 Mar 12 at 12 pm

Cygnus Loop Nebula

 The nebula lies about 1,500 light-years away, and is a supernova remnant, left over from a massive stellar explosion that occurred between 5,000 to 8,000 years ago.

tags: Galaxy  universe  space  NASA  sun 
Cygnus Loop Nebula
 The nebula lies about 1,500 light-years away, and is a supernova remnant, left over from a massive stellar explosion that occurred between 5,000 to 8,000 years ago.
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