title: Planetary
text: # Planetary
  
  Planetary means relating to a planet or planets. It can also refer to:
  
  ## Science
  
  * Planetary habitability, the measure of an astronomical body's potential to develop and sustain life
  * Planetary nebula, an astronomical object
  
  ## People
  
  * Planetary (rapper), one half of east coast rap group OuterSpace
  
  ## Arts, entertainment, and media
  
  * Planetary (comics), a comic book series by Warren Ellis and John Cassaday
  * "Planetary (Go!)", a 2011 song by rock band My Chemical Romance
  * Planetary Radio, a public radio show about space exploration, produced by The Planetary Society
  
  ## Organizations
  
  * The Planetary Society, the Earth's largest space interest group
  
  ## Technology
  
  * Epicyclic gearing (planetary gearing), an automotive transmission technology
  * Planetary scanner, type of image scanner for making scans of rare books with mounted camera taking photos
  