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Record data

{
  "uri": "at://did:plc:ular7g76g77f74pv3yud4jb6/app.bsky.feed.post/3lix4s2k5e22m",
  "cid": "bafyreign4j6p4kkz4xdgiuew7b7m3oqckgo6xirqny2meorciairwznz2u",
  "value": {
    "text": "Correction to prior post: 🧪To forge iron in its core, a star needs to be about 8x the mass of our Sun (which will end its life as a ultra-dense ball of carbon: a white dwarf). FYI, the coolest and dimmest white dwarf known is -in effect- an Earth-size cosmic diamond. public.nrao.edu/news/cold-wh...",
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      "images": [
        {
          "alt": "Artist impression of a white dwarf star in orbit with pulsar PSR J2222-0137. It may be the coolest and dimmest white dwarf ever identified.\nCredit: B. Saxton (NRAO/AUI/NSF)",
          "image": {
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            "mimeType": "image/jpeg",
            "size": 308787
          },
          "aspectRatio": {
            "width": 1200,
            "height": 857
          }
        }
      ]
    },
    "langs": [
      "en"
    ],
    "facets": [
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          "byteStart": 271
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        "features": [
          {
            "uri": "https://public.nrao.edu/news/cold-white-dwarf/",
            "$type": "app.bsky.richtext.facet#link"
          }
        ]
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    ],
    "createdAt": "2025-02-24T19:53:00.859Z"
  }
}