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29 September 2026 2518 stories tracked

Gallery · NOIRLab

Most distant galaxy proto-supercluster (unannotated)

Most distant galaxy proto-supercluster (unannotated)

Captured within this image is the newly discovered galaxy proto- supercluster named COSMOS-z3.1-A. A proto-supercluster is a loose collection of galaxies that will one day coalesce into a stable ‘cluster-of-clusters’ of galaxies. Having been observed when the Universe was only 2.1 billion years old, COSMOS-z3.1-A is the earliest, most distant proto-supercluster ever found, and it boasts an impressive mass 5000 times…

Credit
NOIRLab/NSF/AURA
Telescope
NOIRLab
Licence
CC BY 4.0 — credit required
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