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  "path": "/astronomy/how-fast-is-the-universe-actually-expanding-ripples-in-spacetime-could-finally-solve-hubble-tension",
  "publishedAt": "2026-03-02T21:00:00.000Z",
  "site": "https://www.space.com",
  "tags": [
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  "textContent": "Using gravitational waves as a measure of the universe's rate of expansion could solve the biggest headache in physics, the so-called \"Hubble tension.\"",
  "title": "How fast is the universe actually expanding? Ripples in spacetime could finally solve 'Hubble tension'",
  "updatedAt": "2026-03-02T22:18:46.000Z"
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