Using Pluto as an example, this celestial body, once considered the ninth planet, was redefined as a dwarf planet in 2006.
Here, the 'ice volcano' does not erupt molten rock, but rather 'ice magma' formed from a mixture of water ice, liquid brine, ...
Astronomy on MSN
NASA study finds Ceres may have once been habitable
New research based on data from NASA’s Dawn mission suggests the dwarf planet Ceres may have once possessed a deep, ...
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