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The universe
The universe is incredibly large. It is everything we see, feel, hear around us. It includes people, animals, plants, planets, galaxies, in short everything. Scientists believe that the universe has existed for about 14 billion years.
The universe is incredibly large. It is everything we see, feel, hear around us. It includes people, animals, plants, planets, galaxies, in short everything. Scientists believe that the universe has existed for about 14 billion years.