{
  "id": 14470611,
  "title": "Triplet of ‘Ghostly’ Galaxies Hints at What Dark Matter Is — and Isn’t",
  "url": "https://urgent.news/2026/10/14/triplet-of-ghostly-galaxies-hints-at-what-dark-matter-is-and-isnt",
  "topic": "science",
  "section": "Science",
  "published": "2026-10-14T14:04:05.000Z",
  "source": {
    "name": "Quanta Magazine",
    "slug": "quanta-magazine",
    "url": "https://www.quantamagazine.org/triplet-of-ghostly-galaxies-hints-at-what-dark-matter-is-and-isnt-20261014/"
  },
  "original_language": "en",
  "account": null,
  "summary": "A collision may have left these galaxies without dark matter. That spells trouble for alternative gravity theories. The post Triplet of ‘Ghostly’ Galaxies Hints at What Dark Matter Is — and Isn’t first appeared on Quanta Magazine",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}