Add Yahoo as a preferred source to see more of our stories on Google. In an astonishing discovery, astronomers have identified an immense water reservoir orbiting a quasar more than 12 billion ...
Giant quasar and little red dots. A NASA/ESA/CSA James Webb Space Telescope (JWST) NIRCam picture of the luminous quasar J1148+5251, an extremely rare active supermassive black hole of 10 billion ...
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