Aug. 24, 2006: Pluto is demoted

After much discussion and debate, an International Astronomical Union (IAU) vote on Aug. 24, 2006, reclassified Pluto as a dwarf planet. “Throw away the placemats. Grab a magic marker for the classroom charts. Take a pair of scissors to the solar system mobile,” crowed the New York Times coverage. While sentiment from the general publicContinue reading “Aug. 24, 2006: Pluto is demoted”
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