Tag Archives: Chandra X-Ray Observatory

Today’s pretty picture

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Dark matter separates from normal matter, in a major mystery, as galaxy clusters collide, in a false color image by NASA’s Earth-orbiting Chandra X-Ray Observatory.

Black hole eclipse

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 "NASA’s Chandra X-ray Observatory has observed a remarkable eclipse of a supermassive black hole [just 60 million light years away], allowing a disk of hot matter swirling around the hole to be measured for the first time."