Astronomers Spot The Biggest Galaxy Ever, And The Scale Will Break Your Brain
Earlier this year, astronomers found an absolute monster of a galaxy. Lurking some 3 billion light-years away, Alcyoneus is a giant radio galaxy reaching 5 megaparsecs into space. That’s 16.3 million light-years long, and it constitutes the largest known structure of galactic origin. The discovery highlights our poor understanding of these colossi, and what drives …
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