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The Cygnus Loop

This supernova remnant in the constellation Cygnus, known as the Cygnus Loop, is roughly 20,000 years old. It is generally circular in shape except for a break-out towards the south. In addition, there are many bright, filamentary structures.

PSPC IMAGE

ROSAT PSPC Image of Cygnus Loop

 HRI IMAGE

ROSAT HRI Image of Cygnus Loop

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