Planet

A Planet is a Cellestial Body rounded by its Gravity that is not in Thermonuclear Fusion and that revolves around a Sun.

• Context:
  • It can range from being a Solar Planet to being an Extrasolar Planet.
  • It can range from being an Milky-Way Planet to being an Non-Milky-Way Planet.
  • It can range from being a Smaller-then-Earth Planet to being an Earth-sized Planet to being a Larger-then-Earth Planet.
  • It can range from being a Terrestrial Planet to being a Gaseous Planet.
• Example(s):
  • The Earth.
  • …
• Counter-Example(s):
  • a Moon, such as The Moon.
  • a Sun.
  • an Asteroid.
• See: Stellar Object Pluto.

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References

2009

• (WordNet, 2009) ⇒ http://wordnetweb.princeton.edu/perl/webwn?s=planet
  • S: (n) planet, major planet ((astronomy) any of the nine large celestial bodies in the solar system that revolve around the sun and shine by reflected light; Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto in order of their proximity to the sun; viewed from the constellation Hercules, all the planets rotate around the sun in a counterclockwise direction)
  • S: (n) satellite, planet (a person who follows or serves another)
  • S: (n) planet (any celestial body (other than comets or satellites) that revolves around a star)
• http://en.wikipedia.org/wiki/Planet
  • A planet (from Greek πλανήτης, alternative form of πλάνης "wanderer") is a celestial body orbiting a star or stellar remnant that is massive enough to be rounded by its own gravity, is not massive enough to cause thermonuclear fusion, and has cleared its neighbouring region of planetesimals. [a][1][2]

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