othing screams minor planet like having a number in front of your name. We rarely think about it, but Pluto's complete astronomical designation is 134340 Pluto. Although some still prefer to consider it a , since 2006 the distant world has been categorised as a . The International Astronomical Union (IAU) defines a dwarf planet as a “an object in orbit around the Sun that is large enough to pull itself
Distant Pluto beckons at opposition
Jun 08, 2023
2 minutes
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