{
  "@context": "https://schema.org",
  "@type": "TechArticle",
  "@id": "https://anchorfact.org/kb/kb-2026-00475",
  "headline": "Galaxies and the Universe",
  "description": "A galaxy is a gravitationally bound system of stars, gas, dust, and dark matter. Milky Way: ~100-400 billion stars, 100,000 light-years across, spiral type. Andromeda: nearest major galaxy, will collide with Milky Way in ~4.5 billion years. Observable universe: ~93 billion light-years across, 2 trillion+ galaxies.",
  "dateCreated": "2026-05-22T14:59:47.841Z",
  "dateModified": "2026-05-22T14:59:47.841Z",
  "author": {
    "@type": "Organization",
    "name": "AnchorFact"
  },
  "publisher": {
    "@type": "Organization",
    "name": "AnchorFact",
    "url": "https://anchorfact.org"
  },
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "anchorfact:confidence": "high",
  "anchorfact:generationMethod": "ai_assisted",
  "citation": []
}