Pluto : Dwarf Planet

Pluto’s classification as a planet has had a history of changes. Since 2006, per the International Astronomical Union’s planetary criteria, Pluto isn’t considered a planet because it hasn’t cleared the neighborhood around its orbit of other objects. However, it does meet IAU’s criteria for what constitutes a dwarf planet.

10 Things to know
1 Small world : 2/3 the width of Earth's moon.
2 Deep space
3 Slow journey
4 Small in size, but not in importance
5 Hazy days
6 Moon dance : 5 moons
The largest, Charon, is so big that Pluto and Charon orbit each other like a double planet.
7 Ringless
8 Sole encounter
9 Harsh habitat
10 Food for thought
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