5 探索暗能量與宇宙常數

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留言告訴我你對這一集的想法： https://open.firstory.me/user/cmc7mm5p90a6z01ry7gtrdmjg/comments此篇科普文章闡述了宇宙的組成和演化，重點介紹了暗物質和暗能量的概念。文章首先區分了宇宙的「光面」（可見物質）與「暗面」（由引力效應推斷的暗物質，以及支配空間膨脹的暗能量）。隨後，文章深入探討了愛因斯坦的廣義相對論如何預測宇宙的動態行為，以及他最初引入宇宙常數以維持靜態宇宙的嘗試。然而，1998年超新星觀測結果證明宇宙正在加速膨脹，重新確立了非零宇宙常數（即暗能量）的存在。最終，宇宙微波背景輻射的觀測也證實了宇宙是平坦的，並精確測量了暗物質和暗能量在宇宙總能量密度中的比例。 Powered by Firstory Hosting

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5 探索暗能量與宇宙常數

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