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  "path": "/2026/06/08/a-mysterious-radio-signal-pinging-space-every-1-4-hours-now-know-28691365/",
  "publishedAt": "2026-06-08T10:12:48.000Z",
  "site": "https://metro.co.uk",
  "tags": [
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  "textContent": "'For the first time, we have pinpointed the origin of these signals.'",
  "title": "A mysterious radio signal has been pinging in space every 1.4 hours – now we know why"
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