The X-ray sky opens to the world

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First eROSITA sky-survey data release makes public the largest ever catalogue of high-energy cosmic sources

The sky section of the eRosita All-Sky Survey Catalogue (eRASS1) in two differen
The sky section of the eRosita All-Sky Survey Catalogue (eRASS1) in two different representations. The left image shows extended X-ray emission while the right image shows point-like X-ray sources. © MPE, J. Sanders für das eROSITA-Konsortium
X-ray astronomy has an eventful 60-year history of exploring the extremes of the universe: from exploding stars to active galactic nuclei, which, with their supermassive black holes, are arguably the most efficient sources of energy in the universe. While most X-ray telescopes were built to take a closer look at such phenomena, eRosita looks at the bigger picture. ...
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