How was universe created?
How was universe created?
Most astronomers think that the Universe was formed during an event called the Big Bang – a giant explosion which occurred between 10 and 20 billion years ago. During the Big Bang, all of the space, time, matter, and energy in the Universe was created.
How long did it take for the universe to form?
Over billions of years, gravity caused gas and dust to form galaxies, stars , planets, and more. The matter that spread out from the Big Bang developed into everything in the universe, including you. You are made of star stuff! Astronomers have figured out that the universe is about 13 billion years old.
How does science explain the very beginning of the universe?
Aftermath of cosmic inflation. As time passed and matter cooled,more diverse kinds of particles began to form,and they eventually condensed into the stars and galaxies of our present
What was the universe made of at the very beginning?
Radiation in the early universe was so intense that colliding photons could form pairs of particles made of matter and antimatter, which is like regular matter in every way except with the opposite electrical charge. It’s thought that the early universe contained equal amounts of matter and antimatter.
How do you think the universe began?
Just a few ideas about how it began White holes. You may be familiar with black holes. Big bang theory. One origin could explain, in simple terms, the beginning of the universe. Theory of slow freeze. So, what if the Big bang wasn’t the actual beginning, but just a part of the process? Mirage of the black hole. Plasma creation. No beginning/ no end. Pulsating universe.
What happened at the beginning of the universe?
The Big bang is the most popular and widely believed scientific theory on the beginning of the universe. According to this theory the universe started with a small singularity and then grew over a period of 13.8 billion years into the cosmos. Scientists believe beyond a reasonable doubt that the universe has not always existed.