Astronomers 'see' strands of cosmic web
Published on Jan 20, 2014 6:17 AM
PARIS (AFP) - Astronomers said on Sunday they had for the first time seen the gas strands theorised to hold the universe together in a "cosmic web".
They had used the intense radiation generated by a quasar - a byproduct of a supermassive black hole - acting as a type of cosmic flashlight to illuminate part of the vast filament network.
Cosmologists believe that matter between galaxies is distributed in a network of strands known as the cosmic web.
The vast majority of atoms in the universe are thought to reside in this web as hydrogen left over from the Big Bang, and galaxies are believed to form at network nodes.
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