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Pluto’s Planet Fall Explained and Why Scientists Now Want Its Title Back
Science
Published on 29 April 2026
A new case challenges the 2006 rule that demoted Pluto
Pluto’s status changed in 2006 when it was reclassified as a dwarf planet, cutting the solar system from nine to eight planets. Now, new findings and renewed debate are sparking fresh arguments for restoring Pluto’s planet status. The discussion centers on what qualifies as a planet and how evidence about Pluto and similar objects keeps evolving.
- Pluto was demoted in 2006, dropping the total planets to eight
- New discoveries have revived arguments about Pluto’s classification
- Debate focuses on the criteria for what counts as a planet
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This summarization was done by Beige for a story published on 
Republic