Genesis1:1 - "In the beginning.....". The whole process has cost mankind trillions of dollars and just as much or even more time. Modern science has come to the understanding after exhausted efforts, to tell the world that there was a beginning. They could have read Gen.1:1. The "Big Bang Theory" is told to the world as an answer to satisfy our curiosity as to the start of this universe, let's think about this for a moment; Who or what made the "Big Bang" bang?, and Who or what made space? Let's get back to Gen.1:1.
Various answers are available from the worlds of science and theology:
It didn't occur and God didn't make it was a bacteria a tiny one and absorb more bacteria to become a giant Globe
It waz a meteor before
There are many different schools of thought as to how the first human person came to exist on earth. Some believe that it was through some sort of divine power.
The earth would become very cold, and cease to exist.
Water can exist in three states, liquid, vapor and as a solid. On the earth, it exists in all three states.
Sea of tranquility
Its lithosphere
Nibiru doesn't exist. It's not close to Earth or any other planet.
There is no solid proof aliens even exist much less have visited Earth.
IF they exist it will be either good or bad depending on their attitude and goals.
Vampires exist only in stories, films, and folklore.
Diamonds are erupted to the Earth's surface from deep within the Earth's mantle through volcanic pipes. A volcanic pipe may exist in a rainforest: not all volcanic pipes that erupt diamonds to the Earth's surface exist in rainforests.
1.4 millon plants exist on earth
What caused the Earth's atmosphere to exist?
1.4 million plants exist on earth
We wouldn't know because if space didn't exist earth wouldn't exist and if earth didn't exist we wouldn't exist! So there you go there is your answer.
Earth!
then we dont exist
There is no reason to think so. So far, there is no actual hard evidence that aliens actually exist.