Tenth planet (disambiguation)

Tenth planet is a term formerly applied to possible planets beyond Neptune, before the reclassification of Pluto. It may also refer to:

Astronomy

• 2060 Chiron, claimed by some to be the tenth planet upon discovery
• 15760 Albion, then nicknamed "Smiley" and hailed as the tenth planet
• Eris (dwarf planet), referred to by some to be the tenth planet after discovery, up to the reclassification of Pluto

Other uses

• 10th Planet Jiu-Jitsu, non-traditional system of Brazilian Jiu-Jitsu
• The 10th Planet, a cancelled space combat game
• The Tenth Planet, the Doctor Who serial
• The Tenth Planet, a 1984 novel by Leo Melamed
• The Tenth Planet, a 1952 Hollywood Star Playhouse radio play starring Joseph Cotten
• "Tenth Planet", a song by Solid Space from the 1982 album Space Museum

See also

• Planet X (disambiguation)
• Ninth planet (disambiguation)
• Eleventh planet
• Fictional planets of the Solar System