What is the Universe ?
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all existing matter and space considered as a whole; the cosmos. The universe is believed to be at least 10 billion light years in diameter and contains a vast number of galaxies; it has been expanding since its creation in the Big Bang about 13 billion years ago.
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Universe consists of galaxies, stars, planets etc. It is the name that we used to describe the collection of all the things that exists in space.
Chaitra133:
Universe is a vast space which includes stars,satellites and celestial bodies
yaa
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