Clue: Trans-Neptunian dwarf planet

Answer: ERIS

Length: 4

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Similar Clues:

• Newly classified ''dwarf planet'' (PLUTO with 5 letters)
• Nickname of the dwarf planet Eris before September 2006 (XENA with 4 letters)
• Largest of the dwarf planets (ERIS with 4 letters)
• Dwarf planet orbited by Gabrielle, before their names were changed (XENA with 4 letters)
• Largest and furthest of the dwarf planets (ERIS with 4 letters)
• Dwarf planet (e.g. CERES with 5 letters)
• Dwarf planet in the outer reaches of the solar system (XENA with 4 letters)
• Dwarf planet that's bigger than Pluto (ERIS with 4 letters)
• Dwarf planet in the Kuiper belt (PLUTO with 5 letters)
• Hypothesized trans-Neptunian orbiter (PLANETX with 7 letters)