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

Literature

 * Doctor Who and the Tenth Planet, a 1976 Doctor Who novelization by Gerry Davis
 * The Tenth Planet, a. k. a. Days of Creation, a 1944 Captain Future novel by Joseph Samachson under the house name Brett Sterling
 * The Tenth Planet, a 1973 novel by Edmund Cooper
 * The Tenth Planet, a 1984 novel by Leo Melamed
 * The Tenth Planet, a 1999 novel by Dean Wesley Smith and Kristine Kathryn Rusch, the first installment in a trilogy of novels

Other uses

 * The 10th Planet, a cancelled space combat game
 * 10th Planet Jiu-Jitsu, non-traditional system of Brazilian Jiu-Jitsu
 * The Tenth Planet, a 1952 Hollywood Star Playhouse radio play starring Joseph Cotten
 * The Tenth Planet, a 1965 Doctor Who serial
 * "The Tenth Planet?", a 1972 episode of the BBC astronomy programme The Sky at Night
 * "Tenth Planet", a song by Solid Space from the 1982 album Space Museum