Question

what is universe?......​

Answer 1

Answer:

The universe is all of space and time and their contents, including planets, stars, galaxies, and all other forms of matter and energy.

Explanation:

Answer 2

The universe is all of space and time and their contents, including planets, stars, galaxies, and all other forms of matter and energy.

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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