Cosmic inflation - Wikipedia
WEBIn physical cosmology, cosmic inflation, cosmological inflation, or just inflation, is a theory of exponential expansion of space in the very early universe. Following the inflationary period, the universe continued to expand, but at a slower rate.
WMAP Inflation Theory - NASA
WEBFeb 21, 2024 · What is the Inflation Theory? The Inflation Theory proposes a period of extremely rapid (exponential) expansion of the universe during its first few moments. It was developed around 1980 to explain several puzzles with the standard Big Bang theory, in which the universe expands relatively gradually throughout its history.
What Came First: Inflation Or The Big Bang? - Forbes
WEBOct 22, 2019 · Inflation came first, and its end heralded the arrival of the Big Bang. There are still those who disagree, but they're now nearly a full 40 years out of date. When they assert that "the Big...
Description & Origins of Inflation Theory - ThoughtCo
WEBJan 29, 2019 · Developed in 1980 by particle physicist Alan Guth, inflation theory is today generally considered a widely-accepted component of the big bang theory, even though the central ideas of the big bang theory were well established for years prior to the development of inflation theory.
How Did Inflation Happen — and Why Do We Care? | Space
WEBOct 26, 2018 · In 1980, physicist Alan Guth proposed a radical extension to the standard Big Bang model of the history of the universe. At the time, it was known that our cosmos is expanding — it's getting ...
Cosmic Inflation - The Big Bang and the Big Crunch - Physics of …
WEBThe most widely accepted theory as to how this might have been possible is known as cosmic inflation, which was first proposed in 1980 by the American physicist Alan Guth, developed out of Steven Weinberg's Electroweak Theory and Grand Unified Theory.
The beginning to the end of the universe: Inflating the universe
WEBJan 8, 2021 · This graphic shows the size of the observed universe over time, highlighting differences between inflation (red line) and the standard Big Bang theory (dark gray line).
The Origins of the Universe: Inflation - University of Cambridge
WEBAccording to the theory of inflation, the early Universe expanded exponentially fast for a fraction of a second after the Big Bang. Cosmologists introduced this idea in 1981 to solve several important problems in cosmology. One of these problems is the horizon problem.
What happened in the early universe? | Center for Astrophysics ...
WEBIn a moment so fleetingly, immeasurably small, scientists theorize that the Big Bang was followed by an “Inflationary Period.”. In a billionth of a trillionth of a trillionth of a second, the Universe grew by a factor of 10 26, comparable to a single bacterium expanding to the size of the Milky Way.
The Founder of Cosmic Inflation Theory on Cosmology's Next Big …
WEBFor physicist and cosmologist Alan Guth, one big question about the big bang remains: “What was it that banged?” The answer lies in his theory of cosmic inflation.