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11-Sigma Detection of Dark Energy Comes From Measuring Over a Million Extremely Distant Galaxies

30 Apr 2021, 16:46 UTC
11-Sigma Detection of Dark Energy Comes From Measuring Over a Million Extremely Distant Galaxies via Universe Today

After galaxies began to form in the early universe, the universe continued to expand. The gravitational attraction between galaxies worked to pull galaxies together into superclusters, while dark energy and its resulting cosmic expansion worked to drive these clusters apart. As a result, the universe is filled with tight clusters of galaxies separated by vast voids of mostly empty space.

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