{
  "id": 5111148,
  "title": "Interstellar solar sails hit a strange problem at 75% of light speed",
  "url": "https://urgent.news/2026/09/02/interstellar-solar-sails-hit-a-strange-problem-at-75-of-light-speed",
  "topic": "science",
  "section": "Science",
  "published": "2026-09-02T14:51:21.000Z",
  "source": {
    "name": "ScienceDaily",
    "slug": "sciencedaily",
    "url": "https://www.sciencedaily.com/releases/2026/08/260831015157.htm"
  },
  "original_language": "en",
  "account": null,
  "summary": "Solar sails pushed by powerful lasers could reach incredible speeds, but relativity may eventually make the light itself work against them. At around 75% of the speed of light, scattered photons can begin creating drag, adding a surprising obstacle to interstellar travel.",
  "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."
}