Question

what is the reason an universe is present?​

Answer 1

Answer:

The Big Bang theory is the prevailing cosmological description of the development of the universe. According to estimation of this theory, space and time emerged together 13.799±0.021 billion years ago, and the universe has been expanding ever since.

Answer 2

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Most physicists now think that the universe began with the Big Bang. At first all the matter and energy in the universe was crammed together in one unimaginably small dot, and this exploded. This follows from the discovery, in the early 20th century, that the universe is expanding.

HOPE its helpful ❤️☃️

Mark brainliest ❤️⛄

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