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  "path": "/2026/04/22/supermassive-black-holes-a-death-spiral-collide-impact-will-earth-28075779/",
  "publishedAt": "2026-04-22T14:00:50.000Z",
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  "textContent": "The pair are located in the galaxy Markarian 501, around 500 million light-years from Earth",
  "title": "Supermassive black holes in a ‘death spiral’ could collide – what impact will it have on Earth?"
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