Question

The most recent theory that upholds the Big Bang theory but suggests a sudden expansion after the bang is called what?

Answer 1

The answer would be Inflationary Theory.

Answer 2

Inflation Theory

Step-by-step explanation:

Big bang theory describes the universe to began from a singularity having infinite density and Temperature which with big bang started expanding. In just after fraction of seconds, there was exponential expansion of the universe. This is known as inflation theory. According to this theory, there was exponential expansion of the universe between
`10^(-33) to 10^(-32) s`. It helped to solve the horizon problem etc.