July 24, 2025
Another Distant Object Kills Planet Nine Hypothesis
Major challenge for the Planet Nine hypothesis
Comments (2)
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Rob Collinge · July 24, 2025
I found planet nine. My childhood astronomy book has called it Pluto.
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Stephen Bryant · July 25, 2025
I once heard Clyde Tombaugh speak in Philadelphia, more than 30 years ago. He described the search as tedious; his lecture was anything but that.