Planetary
# 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
