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| | Solar System, The Solar System, Planets Solar System at SPACE.com |
 | | The solar system is the home to the sun, nine planets including the Earth, the 158 known moons that orbit those planets, as well as a countless number of other celestial bodies that exist throughout this vast space. |
 | | The word "solar" is derived from the Latin word for sun, Sol, leading to the term solar system, or the system of the sun. |
 | | The planets that orbit the sun within the solar system include Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and the smallest planet of Pluto. |
| www.space.com /solarsystem (511 words) |
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