Science

A distant supercluster of galaxies points to self-interacting dark matter

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Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 16/10/2026, 18:10:24 UTC.

Briefings

A massive supercluster nicknamed El Gordo, located 7 billion light-years away, contains two colliding galaxy regions with a combined mass exceeding two quadrillion solar masses. This structure formed early in the universe's history, challenging standard cosmological models regarding supercluster formation timelines.

Key points

• A supercluster named El Gordo exists 7 billion light-years from Earth, containing two colliding galaxy regions.
• The combined mass of these regions exceeds two quadrillion solar masses, making it extraordinarily large for its age.

Context

This distant structure represents a significant anomaly in cosmic evolution, as its formation occurred at an early epoch that contradicts current predictions for supercluster assembly.

Limitations

The evidence is a single article snapshot from October 2026 with no follow-up data or observational confirmation of the collision dynamics.

Generated by Bittrees-hosted qwen35-2b sha256:aaf42c8b7c3c on 16/10/2026, 19:50:34 UTC. Based on publisher-provided feed evidence; may not cover the full original article. Check the source for details.

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