For a long time, Pluto was taken as the 9th planet of our solar system. Even though it is small, it orbits around the sun and is spherical in shape like a planet is supposed to be. However, it has been 13 years today since we stopped terming Pluto a planet and reclassified it as a dwarf planet. This day has been formally named the Pluto Demotion Day. Things went south for Pluto when it was disregarded as a planet in year 2006 whe....
Tags : Pluto, Clyde Tombaugh, United Kingdom’s, Royal Astronomical Society, Kuiper Belt, Pluto Demotion Day,
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