Solar system is a star with the star at the center. And a planet (Planet) is a satellite orbiting around. When harsh environments To life Life will take place on those planets or satellites of the planet itself, called Moon. (Satellite) 4 600 million years older than our solar system in the Milky Way Galaxy. The birth of the gas cools down after a big explosion (Big Bang), which is the origin of galaxies and countless thousands. Our solar system consists of Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto, asteroids, comets and other objects that are online. Astronomers believe Among more than a hundred billion stars in the Milky Way galaxy. Solar System to have a favorable life. The solar system, our planet's moons are indeed just that distance more than capable of dealing will be done to our world is a system that consists of the sun (The sun) centered planets (Planets) 9 planets. we called planets (meaning nine MD) sequentially from the innermost planet Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto.
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