Scientists have uncovered evidence that our Sun may have traveled across the Milky Way as part of a massive migration of Sun-like stars billions of years ago. The journey may have carried the solar system away from the galaxy’s crowded center into a calmer region where life could eventually emerge. On Earth, archaeology reconstructs the past by studying ancient artifacts and remains. In space, scientists use a similar approach called galactic archaeology to piece together the history of stars and galaxies. Astronomers know that the Sun formed a... [3376 chars]
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