Bîng-ông-tshinn冥王星

Pluto

Pluto (The largest dwarf planet and formerly the ninth planet)

astronomy

English Wiktionary, “冥王星” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E5%86%A5%E7%8E%8B%E6%98%9F · confidence: Medium (Wiktionary, Hokkien)