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Discovery of Ancient Radio Halo Reveals Cosmic Secrets

6/29/2025

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Astronomers Unveil Mini-Halo
  • Astronomers have unveiled the earliest radio mini-halo around the galaxy cluster SpARCS1049, a staggering 10 billion light-years away. This groundbreaking discovery, featured in The Astrophysical Journal Letters, suggests that galaxy clusters were bustling with energy soon after the Big Bang, shedding light on cosmic energy dynamics and the evolution of black holes.
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