Question

What is universe ? ​

Answer 1

The universe is all of space and time and their contents, including planets, stars, galaxies, and all other forms of matter and energy. The Big Bang theory is the prevailing cosmological description of the development of the universe...

Answer 2

Answer:

The universe is the whole of space and all the stars, planets, and other forms of matter and energy in it. Einstein's equations showed the Universe to be expanding. ... If you talk about someone's universe, you are referring to the whole of their experience or an important part of it.

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