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galaxy cluster

New Observations Reveal the Staggering Scale of the Universe’s Largest Galaxy

Aug 1, 2026

Ryan Whalen

“It’s Like Watching a Cosmic Volcano Erupt Again”: Black Hole Roars Back to Life With Powerful Plasma Jet

Jan 19, 2026

Ryan Whalen

An Anomalous Galaxy Cluster “Too Strong to be Real” is So Hot It's Breaking Existing Models

Jan 5, 2026

Ryan Whalen

NASA’s New Year's Gift: The Beautiful Champagne Cluster

Jan 1, 2026

Ryan Whalen

Clever New Trick Uses the Universe as a 'Gigantic Particle Accelerator' in the Hunt for Dark Matter

Aug 15, 2025

Ryan Whalen

X-Ray Telescopes Reveal 23-Million-Light-Year Filament That May Help Solve "Missing Matter" Mystery

Jun 20, 2025

Ryan Whalen

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