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Dark Energy Spectroscopic Instrument

DESI Finishes 5-Year Survey With Record 3D Map of 47 Million Galaxies

A full 2027 analysis could confirm hints that cosmic acceleration is weakening.

DESI Completes Five-Year Survey With Record 3D Map of the Universe

DESI Data Suggests Dark Energy May Be Weakening, Challenging Cosmological Models

DESI Survey Reveals Largest Collection of Intermediate-Mass Black Holes and Active Galactic Nuclei in Dwarf Galaxies

New Study Confirms Einstein's Theory of General Relativity on Cosmic Scale