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  "path": "/astronomy/comets/interstellar-comet-3i-atlas-may-be-nearly-12-billion-years-old-so-ancient-its-star-system-may-no-longer-exist",
  "publishedAt": "2026-03-30T20:00:00.000Z",
  "site": "https://www.space.com",
  "tags": [
    "Comets",
    "Astronomy",
    "Solar System"
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  "textContent": "Our solar system's famous \"invader\" might be as old as the Milky Way itself.",
  "title": "Interstellar comet 3I/ATLAS may be nearly 12 billion years old — so ancient its star system may no longer exist"
}