{
  "$type": "site.standard.document",
  "bskyPostRef": {
    "cid": "bafyreifwrtbcatoideib25edrephid324iqw43avhhfjibxz7xvj7pvgh4",
    "uri": "at://did:plc:k7h5fn3kdhjpj37pc6yhno2o/app.bsky.feed.post/3mpnmt5naore2"
  },
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreibbekgkvdccn3bcjt4osjlw6jyfob2ry4pnbkc6kmtrocdh5wue5m"
    },
    "mimeType": "image/webp",
    "size": 310594
  },
  "path": "/article/the-rubin-telescope-just-began-the-largest-cosmic-time-lapse-in-history/",
  "publishedAt": "2026-07-01T17:00:00.000Z",
  "site": "https://www.scientificamerican.com",
  "textContent": "The Vera C. Rubin Observatory in Chile has started a 10-year survey of the changing night sky",
  "title": "The Rubin telescope just began the largest cosmic time-lapse in history"
}