What is 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:
