25 Key Facts About The Big Bang Theory You Might Not Know

Accepted by majority of the modern astronomical community, the Big Bang Theory is the prevailing cosmological model and leading explanation of how the Universe began. While the main principle of the theory is quite well known (the Universe was formed by a sort of a massive blast of some ancient energy and has been expanding ever since), there are many facts about it that most people actually don’t know. What are these facts? From the Cosmic Egg to the Big Crunch, here are 25 Key Facts About The Big Bang Theory You Might Not Know.

20

Despite the name of the theory, many experts suggest that what happened those 13.7 billion years ago, was actually a kind of expansion rather than explosion.

space expansionSource: big-bang-theory.com
19

Some scientists suggest the entire early Universe could have once been habitable. They even claim that some planets might have hosted microbial life forms for some 15 million years after the Big Bang.

bacteriaSource: space.com

18

The single super-concentrated point which later became the Universe before the Big Bang was called the “primeval atom” or the “cosmic egg.”

outer spaceSource: forbes.com
17

As incredible as it sounds, some scientists believe that right before the Big Bang, the Universe was compressed into a super hot and dense mass that was just a few millimeters across.

hand holding pebbleSource: nationalgeographic.com

16

The state of the Universe before the Big Bang is sometimes also referred to as a singularity. Singularities are zones that defy our understanding of physics because they are thought to have infinite density.

outer spaceSource: big-bang-theory.com

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