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太陽是怎么形成的

來源:鮮淘網 2021-08-05 16:19:01      李李 手機版

　　太陽是大約45.7億年前在一個坍縮的氫分子云中形成的。在宇宙大爆炸時，氫氣凝結成巨大的云層，一部分被氫被釋放并在銀河系中漂浮，隨著時間的推移而集中，并形成太陽。太陽是太陽系中的中心天體，也是距離地球最近的恒星。

　　太陽是怎么形成的

太陽是怎么形成的

　　太陽的行程過程

　　太陽是在一個坍縮的氫分子云中形成的。宇宙發生大爆炸后，氫氣在宇宙中凝結，形成巨大的云層，而一部分氫氣被釋放，并在銀河系中漂浮，隨著時間的不斷推移，這些自由的漂浮的氫氣開始集中并形成了太陽。

　　太陽壽命大致為100一年

　　太陽是一顆恒星，并且是有壽命的，它的壽命大致為100億年，目前太陽的年齡大約為45.7億元，大約60億年后太陽內部的氫元素全部消失的時候，它的核心會發生坍塌，溫度上升，地球會因為太熱而生物趨于滅絕。

　　太陽位于太陽系中心

　　太陽是太陽系的中心天體，太陽系中的水星、金星、地球、火星、木星、土星、天王星、海王星以及各種小行星、流星等都是圍繞著太陽進行公轉的。但是太陽是圍繞著銀河系的中心進行公轉的。

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