Pluto facts: Interesting facts about Pluto (With Information Table + Video)

Pluto Facts
Image Source: NASA

Pluto was considered as the ninth planet of our solar system for about 70 years. In 2006, International Astronomical Union (IAU) reclassified it as the dwarf planet. As of today, there are five dwarf planets in our solar system i.e: Pluto, Eris, Haumea, Makemake, and Ceres. Pluto being the biggest among them followed by Eris in fact, they are almost of the same size. Below are some interesting Pluto facts you may enjoy!

Pluto Facts & Information Table


No. of moon Five
Estimated Mass 1.3*10^22 Kg
Length of a year / Orbit 248 earth years
Location Kuiper Belt
Estimated diameter 2376 Km
Length of a day 6.4 earth days or 153 hours
Average Distance from the Sun 3.5 to 4 Billion miles
Discovery date February 18, 1930

Pluto Facts and Information Video

This video reveals ten amazing facts about Pluto. It also answers many questions about it e.g: Why it is not a planet? Who discovered it? How and when was it discovered? With amazing graphics! Go ahead and enjoy watching it!

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Pluto Facts

  • On February 19, 1930, twenty-four years old Clyde W. Tombaugh discovered it. After the discovery of the planet Neptune, he decided to look for the ninth planet of the solar system which he called as “Planet X”.
  • An eleven years old girl suggested the name for Pluto. Venetia Burney was credited by Clyde W. Tombaugh with being the first to suggest the name for the planet he discovered in 1930.
  • Pluto was considered as the ninth planet of the solar system for about 70 years. After its discovery in 1930 it was classified as the ninth planet of our solar system but in 2006 IAU reclassified it as a “Dwarf Planet”. The reason is given in the below infographic!

Why is pluto not a planet Infographic

  • It has five moons. They are Charon, Styx, Nix, Hydra, and Kerberos. Charon being the being the largest among them with a diameter more than half the diameter of Pluto.
  • It is located in Kuiper belt. Kuiper belt is the region outside the orbit of the planet Neptune.
  • On average, Pluto is 39.5 AU away from the sun. AU stands for Astronomical Unit and one AU is the distance between our earth and the sun. In miles, it is 3.5 to 4 Billion miles away from the sun.
  • A year on Pluto is equal to 248 earth years. It is located in Kuiper belt, means very far from the sun and hence it takes it longer to complete its one cycle around the sun which is equal to 248 earth years.
  • A day on Pluto is equal to 6.4 earth days or 153 hours. Length of day depends on how fast the object rotates about its own axis. It takes nearly 153 hours for it to complete its one spin or rotation around its own axis.
  • Pluto crosses the orbit of the Neptune planet. From 1979 to 1999, it was actually nearer to the sun than Neptune thus making it the eighth planet of the solar system. It may happen again in next 228 years!

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Facts about other dwarf planets in the solar system:

  1. Eris
  2. Ceres
  3. Haumea
  4. Makemake


Featured Image: NASA


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