The thin remnants of a massive starburst that occurred 5000-8000 years ago have been imaged in ultraviolet light by the Galaxy Evolution Explorer (GALEX) in the constellation Cygnus, 1500 light years away.
The original explosion would have been bright enough to be visible to the naked eye from Earth. The gas and dust seen here was heated by the supernova's shock wave, which is still radiating outward from the original explosion. GALEX was launched in 2003 and has helped scientists uncover the evolution of the early universe, study star formation and observe black holes at ultraviolet wavelengths.
Image description:
Blue swirls radiate outwards from near the centre of the photograph, appearing dense on the left and right sides of the image's midpoint and more wavy in the centre. Blue stars appear all over the image, punctuating the darkness of space.
When I look at the image, it looks like a wig or a jellyfish to me. How do you think it looks?
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