The International Astronomical Union changed the classification of Pluto in August of 2006. They downgraded it from a planet to a dwarf planet.
International Astronomical Union was created in 1919.
To downgrade Pluto from planet to dwarf planet :)
pluto was found as a dwarf planet by the international astronomical union on august 24th 2006
In August 2006, the International Astronomical Union (IAU) redefined the criteria for what qualifies as a planet. Pluto did not meet these updated criteria and was therefore reclassified as a "dwarf planet" rather than a full-fledged planet.
Pluto was reclassified as a dwarf planet in 2006 by the International Astronomical Union (IAU). This decision was made because it did not meet all three criteria required to be classified as a full-fledged planet.
The International Astronomical Union
It stands for International Astronomical Union.
Pluto was re-classified as a Dwarf Planet on August 24th 2006 by the International Astronomical Union (IAU).
IAU stands for the International Astronomical Union, an organization that is responsible for promoting and coordinating the international collaboration in astronomical research. It is also responsible for assigning official names to celestial bodies and features.
Pluto was reclassified as a dwarf planet on August 24, 2006, by the International Astronomical Union. This decision was made because Pluto did not meet all the criteria necessary to be considered a full-fledged planet.
No, Cerus is not a dwarf. It is actually a dwarf planet, specifically classified as a plutoid by the International Astronomical Union.