When did the universe begin?

13.8 billion years ago
The Big Bang was the moment 13.8 billion years ago when the universe began as a tiny, dense, fireball that exploded. Most astronomers use the Big Bang theory to explain how the universe began.

When was time created?

The measurement of time began with the invention of sundials in ancient Egypt some time prior to 1500 B.C. However, the time the Egyptians measured was not the same as the time today’s clocks measure. For the Egyptians, and indeed for a further three millennia, the basic unit of time was the period of daylight.

How was the universe formed step by step?

Our universe began with an explosion of space itself – the Big Bang. Starting from extremely high density and temperature, space expanded, the universe cooled, and the simplest elements formed. Gravity gradually drew matter together to form the first stars and the first galaxies.

What was there before the universe was created?

Our best scientific theory is that the universe was created about 14 billion years ago in an event called the big bang, and that space and time were created at the same event. If time began when the universe began, then there is no such time as “before the universe was created.” Therefore,…

Does the universe have a beginning and end?

In fact, it might not have had a beginning at all. radiation in a rapidly expanding state. As time goes on, the Universe not only forms elements, atoms, and clumps and clusters together that lead to stars and galaxies, but expands and cools the entire time.

Did the universe have a singular start?

Pure scientific findings consistently point to only one conclusion: the universe had a singular start, an explosion, where everything we know–the universe, time, space, scientific laws we observe–all had a beginning.

Is time a feature of the universe?

Time didn’t start. Time never starts. Only timers start. As the question details point out, time is something experienced within a mind. But it is not a “feature of the universe. It is not a substance. It is not a force. It is not an object. It is not an entity. There is nothing that persists in reality called time.

https://www.youtube.com/watch?v=vdL80JgyP3E