Pluto Day - February 18
Fri Feb 17th

Pluto Day

Every year, Pluto Day, on February 18th, commemorates the discovery of the former planet every year. The dwarf planet was one of the solar system's nine planets up until 2006.

Pluto was discovered by Clyde Tombaugh, an American astronomer, who discovered it. The discovery of Neptune was made at the Lowell Observatory on February 18th, 1930, 84 years after the discovery of Neptune. Pluto was named for the Roman god of the Underworld.

Perpetual Lowell is also honored by the name.. His initials are the first two letters of Pluto.. Lowell, an American astronomer who believed there was another planet beyond Neptune, was another planet beyond Neptune. He started the search that culminated in the discovery of Pluto. Lowell Observatory officially announced the discovery of a ninth planet on March 19, 1930.

Is it a planet or not a planet?

Pluto was reduced to a dwarf planet by the International Astronomical Union (IAU) on August 24th, 2006. Pluto skipped to satisfy certain conditions that designated it as a full-sized planet, according to the IAU. A full-sized planet must: Must:

Pluto meets the first two requirements but not the third. In other words, there are no other bodies of comparable size under its gravitational influence.' In addition, modern technology has enabled astronomers to find other bodies in space that are the same size or larger than Pluto. Although hundreds of dwarf planets exist, the IAU only recognizes five of them. They include Ceres, Pluto, Eris, Haumea, and Makemake.

Despite these facts, scientists and the general public have had a difficult time accepting the fact that Pluto is no longer a planet. Many people recall the mnemonic, "My Very Educated Mother Just Served Us Nine Pizzas." The first letter in every world helped them to understand the planet's order.. Pluto was the symbol of Pluto. The "P" in Pizza, which refers to Pluto. "My Very Educated Mother Just Serves Us Noodles" was the new mnemonic.

You can still learn interesting facts about Pluto, even though it is no longer a planet.

  • Pluto has not made a complete orbit around the sun since its discovery
  • There are five known moons on the planet
  • Pluto's extremely thin atmosphere is mainly composed of nitrogen
  • On Earth, one day on Pluto equals 6.4 days
  • It has ice mountains that are higher than the Rockies, which are taller than the Rockies

How to celebrate #plutoday

On this day, planetariums, observatories, and other places that study the solar system hold special events. To participate: To participate: To participate: To participate: You must register: To participate:

  • Find Pluto with your own telescope
  • Learn more about planets and dwarf planets
  • If you agree that Pluto should still be a planet, write about it or discuss it with others
  • Pluto's Year of Pluto, Mission Pluto, or Chasing Pluto are all examples of a documentary about Pluto
  • On the internet, find educational videos about Pluto. tv

With #PlutoDay, you will show your love of this dwarf planet on social media. No matter what you do, share your love of this dwarf planet on social media.

Pluto day history

On February 18th, 1930, Pluto Day celebrates the discovery of the species each year on February 18th, 1930..