Nebulae
Cygnus Loop
January 6, 1993 · ESA/Hubble · Cygnus Loop , NGC 6960 , SNR 074.0-08.5
This is an image of a small portion of the Cygnus Loop supernova remnant, taken with the Wide Field and Planetary Camera on NASA's Hubble Space Telescope on April 24, 1991. The Cygnus Loop marks the edge of a bubble-like, expanding blast wave from a colossal stellar explosion which occurred about 15,000 years ago.