Planet IX

A form of Planet 9

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Meanings

proper noun
  1. alternativeAlternative form of Planet 9.
Cite this entry
APA

Planet IX. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Planet%20IX

MLA

“Planet IX.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Planet%20IX. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “Planet IX,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Planet%20IX.

Source: Planet IX on Wiktionary, CC BY-SA 4.0.