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Pluto stopped being a planet 20 years ago. Why people still care
Summary by The Waco Editorial Desk Anthony Thompson USA Today , as published by Waco Tribune-Herald
· September 7, 2026
· 1 min read
Photo: Waco Tribune-Herald · view original
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Summary created by The Waco Editorial Desk — automated, rule-governed Byline on source page Anthony Thompson USA Today, as published by Waco Tribune-Herald Original story Read at the source Source published Sep 7, 2026 Indexed here Sep 7, 2026 AI assistance Automated summary drawn from the source’s own published text Prepublication human review No — editorial rules, flagged-item review, and published samples
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Key points This uncertainty has been present for some time, with a notable shift occurring 20 years ago. A longstanding debate about planetary classification persists.
A longstanding debate about planetary classification persists. The definition of a planet remains unclear, despite ongoing discoveries of unusual worlds. This uncertainty has been present for some time, with a notable shift occurring 20 years ago.
Further details about this topic are available from the source. The question of what constitutes a planet continues to be a subject of discussion.
Astronomers are still working to understand the characteristics that define a planet, with new discoveries beyond our solar system contributing to the ongoing debate.
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Category: News Published: September 7, 2026 Source: Waco Tribune-Herald Reading time: 1 min
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What is this story about? A longstanding debate about planetary classification persists. The definition of a planet remains unclear, despite ongoing discoveries of unusual worlds. This uncertainty has been present for some…
When was this published? This article was first published on September 7, 2026 by Waco Tribune-Herald and curated for The Waco readers.
Who reported this story? This story was reported by Anthony Thompson USA Today at Waco Tribune-Herald. To learn more about how The Waco selects and reviews stories, see our editorial standards .
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