Question

What is meant by universe?



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Answer 1

Answer:

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.

Step-by-step explanation:

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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.

Early astronomers thought that our planet was the centre of the universe

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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