The El Gordo supercluster is unusually large given its distance. How could such a large galaxy cluster form so quickly? The answer could be that dark matter is self-interacting in an interesting two-state way.
A Distant Supercluster of Galaxies Points To Self-Interacting Dark Matter
Universe Today - 16 Oct 2026 14:21
The El Gordo supercluster is unusually large given its distance. How could such a large galaxy cluster form so quickly? The answer could be that dark matter is self-interacting in an interesting two-state way.
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