Clue: ___ cloud (solar system outlier)

Answer: OORT

Length: 4

---

Similar Clues:

• ___ cloud (solar-system region) (OORT with 4 letters)
• ___ cloud (distant part of the solar system) (OORT with 4 letters)
• Solar system's comet-intensive cloud (OORT with 4 letters)
• __ cloud: solar system region beyond Pluto (OORT with 4 letters)
• __ cloud: distant solar system region (OORT with 4 letters)
• Solar system models (PLANETARIA with 10 letters)
• _____ projection (map system) (CONIC with 5 letters)
• Solar-system center (SUN with 3 letters)
• Dwarf planet in the outer reaches of the solar system (XENA with 4 letters)
• "Demoted" object in the solar system (PLUTO with 5 letters)