当航行者一号探测器飞过海王星时，它面向身后遥远的地球打开所携带的照相机，拍下了一张地球的照片，这张照片就象是一个暗淡蓝点。
As it passed the planet Neptune, Voyager turned its cameras back toward the distant Earth and took a picture of the Earth as a pale blue dot.
哈勃的观测目的是找出冥王星周围的暗淡环状物，为美国宇航局“新视野号”太空探测器2015年抵达冥王星做准备。
The Hubble observations were made while searching for faint rings around the distant world in support of NASA's New Horizons mission, set to fly by the Pluto system in 2015.
哈勃的观测目的是找出冥王星周围的暗淡环状物，为美国宇航局“新视野号”太空探测器2015年抵达冥王星做准备。
The Hubble observations were made while searching for faint rings around the distant world in support of NASA's New Horizons mission, set to fly by the Pluto system in 2015.
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