Giant supercluster discovered hiding behind the Milky Way

Understanding the nature of our cosmos requires an accurate map of how galaxies are spread throughout it. For decades, astronomers suspected that something vast lurked behind the Milky Way’s dense, dusty disk in our sky. There were indirect, subtle distortions present in galaxy motions that we could see, showing unexplained gravitational pulls. But the structure Continue reading "Giant supercluster discovered hiding behind the Milky Way" The post Giant supercluster discovered hiding behind the Milky Way appeared first on Astronomy Magazine .

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