Pluto Demoted Day
United States +1 morePluto Demoted Day marks the anniversary of the reclassification of Pluto from a planet to a "dwarf planet" by the International Astronomical Union (IAU) on August 24, 2006. This day […]
Pluto Demoted Day marks the anniversary of the reclassification of Pluto from a planet to a "dwarf planet" by the International Astronomical Union (IAU) on August 24, 2006. This day […]