Researchers Find Earliest Example of Merging Galaxies

Posted on Categories Discover Magazine

An artist rendered their own view of what the merging galaxies might look like. (Credit: NAOJ)

Thirteen billion years ago, two galaxies collided to make something totally new. Each of those galaxies was among the universe’s first, since the cosmic clock had only been ticking for less than a billion years. As the galaxies’ dust and gas swirled together, new generations of stars were born, and their light began racing across the cosmos until it collided with the 66 radio telescopes that make u

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