Powerful Telescopes Combine to Push Frontier on Galaxy Clusters

Charlottesville VA (SPX) Mar 15, 2016

Galaxy clusters are enormous collections of hundreds or even thousands of galaxies and vast reservoirs of hot gas embedded in massive clouds of dark matter, invisible material that does not emit or absorb light but can be detected through its gravitational effects. These cosmic giants are not merely novelties of size or girth – rather they represent pathways to understanding how our entire unive —> Read More

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