The Solar System
The Solar System
*The Sun, Eight planets (excluding Pluto) and their respective satellites.
*Interstellar debris such as asteroids, meteoroids, comets.
*The electrically charged gases, called Plasma. Interplanetary dust particles.
*The components of solar system other than planets dwarf planets and satellites are called the Small Solar System Bodies (SSSB).

*The gravitational pull of the sun keeps all the planets and other objects revolving around it.
*Planets revolve around the sun in an elliptical orbit.
* In the solar system, the planet nearest to the sun is Mercury and the planet farthest from the sun is Neptune (and not Pluto).
* The solar system is dominated by the sun, which accounts for almost 99.9% of the matter in the whole solar system.
* Pluto is a dwarf planet.
* Mercury, Venus, Earth and Mars are called terrestrial planets and Jupiter, Saturn, Uranus and Neptune are called gaseous planets.