Nebulae
The Cygnus Loop
February 20, 1995 · ESA/Hubble · Cygnus Loop , NGC 6960 , SNR 074.0-08.5 · Cygnus
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This image shows a small portion of a nebula called the 'Cygnus Loop.' Covering a region on the sky six times the diameter of the full Moon, the Cygnus Loop is actually the expanding blastwave from a stellar cataclysm - a supernova explosion - which occurred about 15, 000 years ago.
