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Watch Cosmic Journeys Season 1 Episode 31 Online

  • 8.5/10
  • COUNTRIES: United States of America
  • Subtitles: English

Where do you look to glimpse the birth of a solar system like ours? Our sun is thought to have formed along with a range of stellar siblings. This star cluster likely moved out on its own, bound by gravity, in what astronomers call a "Moving Group."