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Astronomy Galaxies Space Space Exploration Space Telescope

X-ray and optical view of the Coma galaxy cluster

X-ray and optical view of the Coma galaxy cluster This image shows the bright, nearby, and massive Coma galaxy cluster in X-ray and optical light, as seen by XMM-Newton’s European Photon Imaging Camera (EPIC) and the Sloan Digital Sky Survey (SDSS). Using XMM-Newton to study Coma and another notably massive cluster, Perseus, astronomers spotted the first […]