CLAXSON: Be the first to find new supermassive black holes, stars and exotic objects! (available in EN, FR, ES, GR)
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The XMM-Newton X-ray observatory of the European Space Agency is celebrating the 21st anniversary of its launch into space with the publication of a new data catalogue, the 4XMM-DR10, a compilation of nearly 850,000 X-ray detections found in more than Read More …