⯕

(astrology): May be reduced to a dot and an arc, like ⟨⯓⟩ without the bottom cross.

(astronomy): A lunar crescent and the globe of Pluto's symbol ⟨⯓⟩, visually suggesting Pluto and its moon, and iconically suggesting Charon's boat and the coin needed for passage

⯕

1. (astrology, rare) a symbol used by some chapters of the Hamburg school of astrology ("Uranian" astrology) for Pluto.[1]
2. (astronomy, rare) Pluto's moon Charon, a dwarf planet in some classifications.[2]

• (astrology): ⯓
• (astronomy): P I

• 
  The author's design of the symbol for Charon
• 
  Large-orb variant
• 
  Symbol on a black background