- PLUTO
- Disney dog
- Mickey Mouse's dog
- Former member of this puzzle's featured group that I just couldn't bear to leave out
- It's not a planet -- get over it
- Dwarf planet of the Kuiper Belt
- Charon and Styx orbit it
- Small icy world
- Demoted rock
- Outermost planet
- Neighbour of Neptune
- 2006 solar-system demotee
- Disney canine
- Noted "exile" of 2006
- Underworld figure
- Outermost planet, some of the time
- ___ Platter (Frisbee, once)
- Charon's planet
- Its year is 248.53 times longer than Earth's
- Underworld god
- Ninth rock from the sun
- 1930 discovery
- Disney mutt from hell?
- Its planethood was revoked in 2006
- Recently demoted planet
- Demoted object in the solar system
- Planetary outcast
- Mickey Mouse's pet pooch
- A planet, once
- Planet demoted in 2006
- Planet discovered in 1930
- Mickey's dog
- Mickey's mutt
- It was demoted in 2006
- New Horizons destination
- Venerated ancient Greek figure who was known for being deep
- Beyond Neptune
- Disney pooch
- Demoted dwarf planet
- Notable reclassification of 8/24/2006
- Toon mutt
- 1930 astronomical discovery
- Charon is its only moon
- Charon is its largest moon
- It was reclassified in 2006
- Demoted planet
- Reclassified planet
- 1930 Clyde Tombaugh discovery
- Demotion in 2006 news
- Reclassification of 2006
- Second-most-massive dwarf planet
- 2006 demotion
- Dwarf planet since 2006
- Verb meaning "demote" coined in 2006
- Former planet
- Ninth planet, until 2006
- Subject of a 2006 demotion
- Hades, to the Romans
- Smallest planet
- Remote planet
- Discovery of 1930
- Planet beyond Neptune
- Underworld ruler
- Astronomical discovery of 1930
- Newly classified "dwarf planet"
- Orb beyond Neptune
- Charon circles it
- Body in the Kuiper belt
- Dwarf planet beyond Neptune
- What Styx circles
- Mickey's pet
- Dwarf planet
- Disneyland dog
- Toon dog in "Mickey's Revue"
- Downsizing victim of 2006
- Charon is its moon
- Neighbor of Neptune
- Nix and Hydra orbit it
- Dwarf planet in the Kuiper belt
- Discovered by Tombaugh in 1930.
- Remotest planet.
- Walt Disney's canine.
- Animated animal.
- Animated hound.
- Comic canine.
- Walt Disney creation.
- Well-known canine.
- Planet.
- Farthest out solar planet.
- Disney's dog
- Planet, hound or god
- Tombaugh's 1930 discovery
- Mickey's pal
- Greek name for Orcus
- Ninth planet
- A 1930 discovery
- A planet
- Planet farthest from the sun
- Planet for a canine?
- A Neptune neighbor
- Tombaugh's discovery
- Distant planet
- It's about 2,100 miles in diameter
- Ruler of Hades
- Cartoon canine
- Planet whose name is a Disney character
- 2006 neologism meaning "to demote"
- A dwarf planet, now
- It was downgraded from a planet to a dwarf planet in 2006
- Mickey Mouse's puppy pal
- Ninth planet no more
- Demotion victim of 2006
- Dwarf planet whose moons include Charon and 12-Down
- Recipient of a major downgrade in 2006
- Designated dwarf planet since 2006
- Planet demoted to "dwarf planet" in 2006
- Classic Disney character who never speaks
- Largest object in the Kuiper belt
- Dog owned by a talking mouse
- It has only one-sixth of the mass of Earth's moon
- Second-most massive of the solar system's known dwarf planets
- Dwarf planet past Neptune
- Former planet reclassified in 2006
- Its moons include Nix and Styx
- Bjork song about Disney dog?
- Subject of an astronomical demotion
- Celestial object named by an eleven-year-old, who received a five-pound note from her grandfather as a reward
- Clyde Tombaugh discovery
- Ninth planet from the sun
- Planet from 1930 to 2006
- Ninth rock from the sun, once
- Planet in a textbook from 1997 but not 2007
- Hades
- Solar orbiter
- The farthest of nine
- Heavenly body
- Son of Cronos and Rhea
- Dwarf planet discovered in 1930
- Planet no more
- Mickey's pooch
- Ex-planet
- Planet until 2006
- Yama counterpart
- Dwarf planet photographed by the New Horizons probe
- See 37-Across
- Its moons include Charon and Styx
- Victim of a 2006 demotion
- Its orbit crosses Neptune's
- Demoted planet of 2006
- Nonspeaking Disney character
