Our four-dimensional part of the universe is called a brane (short for membrane). There could be other branes lurking out there in 11-dimensional space, the idea goes. A collision between two branes could have jolted the universe from contraction to expansion, spurring the Big Bang we see evidence of today.
Why is the Big Bang the origin of the universe?
The best-supported theory of our universes origin centers on an event known as the big bang. This theory was born of the observation that other galaxies are moving away from our own at great speed in all directions, as if they had all been propelled by an ancient explosive force.
What was the universe called before the Big Bang?
The initial singularity The initial singularity is a singularity predicted by some models of the Big Bang theory to have existed before the Big Bang and thought to have contained all the energy and spacetime of the Universe.
How did Universe get its name?
The word universe derives from the Old French word univers, which in turn derives from the Latin word universum. The Latin word was used by Cicero and later Latin authors in many of the same senses as the modern English word is used.
What is birth of universe?
Our universe burst into existence in an event known as the Big Bang 13.8 billion years ago. Moments later, space itself ripped apart, expanding exponentially in an episode known as inflation. Small, quantum fluctuations were amplified to enormous sizes by the inflationary expansion of the universe.
How many Earths are in the multiverse?
52 earths Dan DiDio explained that there are 52 earths, and then alternate dimensions within each universe, as well as alternate timelines and microverses within each. Many of these worlds resembled Pre-Crisis and Elseworlds universes such as Kingdom Come, Red Son and The Dark Knight Returns.