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The Solar System consists of the Sun and its planetary system of eight planets, their moons, and other non-stellar objects. It formed 4.6 billion years ago.
The Moon is the only natural satellite of the Earth, and the fifth largest satellite in the Solar System.
Each culture divides the stars of the night sky into its own set of constellations, usually based on mythology.
Universe - General
The Universe is commonly defined as the totality of existence, including planets, stars, galaxies, the contents of intergalactic space, and all matter and energy.
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