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LiveScience
LiveScience
Ben Turner

'A big cosmological mystery': Newfound cosmic corkscrew defies our understanding of the universe

An artist's illustration of the Big Ring and the Great Arc near the northern constellation of Boötes the Herdsman.

Astronomers have discovered a cosmic "ring" that's so enormous, it defies explanation with our best theories of the universe.

Named the Big Ring, the gigantic spiral of galaxies and galaxy clusters is 1.3 billion light-years wide and has a circumference of 4 billion light-years, making it one of the largest objects ever seen. 

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