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  Why Pluto turned out to be colder than expected

  Science | November 17, 2017 23:43 IST

  The new study published in the journal Nature proposes a novel cooling mechanism that could solve the puzzle.

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  NASA probe wakes up for Pluto encounter

  World | December 07, 2014 15:00 IST

  Washington: A NASA probe launched eight years ago to explore Pluto has woken up from its last hibernation in deep space and is now preparing to take first detailed images of the dwarf planet's surface