SPUTNIK PLANITIA
In 2015, NASA's New Horizons flew past Pluto and captured detailed images of its frozen surface. More than a decade later, scientists revisited the images and found evidence that liquid nitrogen may have once flowed across the dwarf planet- Pluto mountain range named after Tenzing Norgay
- Pluto's frozen surface may hide a vast liquid ocean
NASA finds giant 'bite mark' on Pluto's surfaceResearchers suggest it may have been caused by a process known as sublimation - the transition of a substance from a solid to a gas.12 Mar, 2016, 03.40 PM IST
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