NASA ScienceCasts: 解开宇宙起源之谜

单击此处查看更多视频: AMS-02正在帮助科学家从其在空间站上的位置研究许多基本物理问题。 宇航员正在进行一系列太空行走,以进行维修并延长天文台的寿命。 空间站研究 NASA Science:

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