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One of the superclusters of galaxies existing in the Universe is known as the Virgo Supercluster. Within this supercluster is inserted a galactic set called the Local Group, which includes our own galaxy, the Milky Way. This spiral galaxy, composed of about one hundred billion stars, gases and dust particles, has in one of its arms the Orion Arm, where our Sun and the entire Solar System are located. The Earth, being the third planet from the Sun in the Solar System, is part of this context.