What's in a name? When Pluto was demoted to dwarf planet status in 2006, it was because the International Astronomical Union (IAU) declared that to be a planet, you had to be massive enough to clear your neighboring region of other objects. Now, experts are reconsidering that designation. Pluto may live again! Find out why in the video below.
Pluto Could Be Made A Planet Again, Along With 102 Other Celestial Bodies
Why Is Pluto Not A Planet?
What is a Dwarf Planet?
Written by Curiosity Staff March 4, 2017
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