Carl Sagan was a member of Voyager's imaging team,and it was his idea that Voyager take...
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Carl Sagan was a member of Voyager's imaging team,and it was his idea that Voyager take...
卡尔·萨根曾是旅行者号影像小组的一员,旅行者号拍摄的最后一张照片来自于他的想法。 在一代人以前，阿波罗登月飞行的最后一位宇航员照下了一张地球的全景照片，这是一个没有边界的行星...
