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"path": "/releases/2026/02/260221000307.htm",
"publishedAt": "2026-02-21T01:57:52.000Z",
"site": "https://www.sciencedaily.com",
"textContent": "Astronomers have uncovered one of the most mysterious galaxies ever found — a dim, ghostly object called CDG-2 that is almost entirely made of dark matter. Located 300 million light-years away in the Perseus galaxy cluster, it was discovered in an unusual way: not by its stars, but by four tightly packed globular clusters acting like cosmic breadcrumbs.",
"title": "NASA’s Hubble spots nearly invisible “ghost galaxy” made of 99% dark matter"
}