
The Solar System is the system of the and the objects that it. It when a dense region of a collapsed, forming the Sun and a . The Sun is a typical star that maintains a by the of hydrogen into helium at its , releasing this energy from its outer . Astronomers

Located at the centre of the solar system and influencing the motion of all the other bodies. . All the planets and dwarf planets, the rocky asteroids, and the icy bodies in the Kuiper belt move around the Sun in elliptical orbits in the same direction that the Sun rotates. This motion is ter. . Astronomers sometimes divide the Solar System structure into separate regions. The includes Mercury, Venus, Earth, Mars, and the bodies in the . The includes Jupiter, Saturn, Uranus, Neptune, and the bodies in the . Since the discovery of the Kuiper belt, the outermost parts of the Solar System are considered a distinct r.