Galaxy: solar system & Information's about the Space

The solar system is the name given to the planetary system consists of the Sun and celestial objects orbiting around it: the eight planets, their 165 known moons, three dwarf planets, and billions of small bodies (asteroids, icy objects, comets, interplanetary dust, etc.).

Schematically, the solar system is divided between the Sun, four inner rocky planets, an asteroid belt composed of small rocky bodies, four outer gas giant and a second belt called Kuiper belt, composed of icy objects. Beyond this belt is a scattered disk objects, the heliopause, and according to the theory advanced by Jan Oort, the Oort cloud.

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