NASA Releases Close-up Images of Pluto Surface
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The U.S. space agency, NASA, has presented some of the images of Pluto taken from a spacecraft as it passed by the dwarf planet on Tuesday July 15, this year. New Horizons took a decade to make the 3 billion-mile journey through our solar system to make the closest approach ever to Pluto. VOA Khmer's Mean Essarayoss narrates.