The previous president was Catherine Cesarsky. She was replaced in 2010 by Robert Williams.
See related link
The International Astronomical Union changed the classification of Pluto in August of 2006. They downgraded it from a planet to a dwarf planet.
pluto was found as a dwarf planet by the international astronomical union on august 24th 2006
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 (IAU) is the organization responsible for officially classifying celestial bodies, including planets. They determine the criteria that define what constitutes a planet and ultimately decide on the status of objects in our solar system.
Pluto's classification was changed by the International Astronomical Union in 2006 because its small size and orbit do not meet the criteria for a full-fledged planet. Pluto was reclassified as a "dwarf planet" due to these discrepancies.
International Astronomical Union was created in 1919.
Presidents do not name celestial objects. The objects are generally named by the discoverer, and are ratified by the International Astronomical Union.
The International Astronomical Union
It stands for International Astronomical Union.
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.
The International Astronomical Union changed the classification of Pluto in August of 2006. They downgraded it from a planet to a dwarf planet.
According to the International Astronomical Union, Pluto is a dwarf planet.
Jacqueline Bergeron has written: 'Transactions of the International Astronomical Union, Volume XXIB (Transactions of the International Astronomical Union)' 'Reports on Astronomy' 'Highlights of Astronomy, Volume 9'
The International Astronomical Union (IAU).
pluto was found as a dwarf planet by the international astronomical union on august 24th 2006
The International Astronomical Union [IAU], classifies Ceres as a Dwarf Planet.
The International Astronomical Union (IAU) decides these things.