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  "path": "/astronomers-solve-50-year-mystery-and-reveal-hidden-culprit-behind-strange-x-ray-emissions/",
  "publishedAt": "2026-04-16T18:56:20.000Z",
  "site": "https://scitechdaily.com",
  "tags": [
    "Space",
    "Astronomy",
    "Astrophysics",
    "European Space Agency",
    "XRISM"
  ],
  "textContent": "Astronomers have finally identified the source of unusual X-rays from the bright star gamma-Cas, resolving a decades-long mystery. Astronomers have finally solved a decades-old puzzle surrounding the bright star gamma-Cas, identifying an unseen companion as the source of its unusual X-rays. This hidden object is pulling in material from the visible star, generating powerful high-energy [...]",
  "title": "Astronomers Solve 50-Year Mystery and Reveal Hidden Culprit Behind Strange X-Ray Emissions"
}