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  2. The origins of the universe facts and information - National...

    www.nationalgeographic.com/science/article/origins-of-the-universe

    The origins of the universe facts and information. SCIENCE. How did the universe begin—and what were its early days like? The most popular theory of our universe's origin centers on a...

  3. Universe - Wikipedia

    en.wikipedia.org/wiki/Universe

    Many cultures have stories describing the origin of the world and universe. Cultures generally regard these stories as having some truth. There are however many differing beliefs in how these stories apply amongst those believing in a supernatural origin, ranging from a god directly creating the universe as it is now to a god just setting the ...

  4. What happened in the early universe? | Center for Astrophysics...

    www.cfa.harvard.edu/big-questions/what-happened-early-universe

    About 13.8 billion years ago, the Big Bang gave rise to everything, everywhere, and everywhen—the entire known Universe. What caused the Big Bang? What happened that first moment at the beginning of the Big Bang?

  5. The history of the universe: Big Bang to now in 10 easy steps - ...

    www.space.com/13320-big-bang-universe-10-steps-explainer.html

    The history of the universe and how it evolved is broadly accepted as the Big Bang model, which states that the universe began as an incredibly hot, dense point roughly 13.7 billion years...

  6. Chronology of the universe - Wikipedia

    en.wikipedia.org/wiki/Chronology_of_the_universe

    The chronology of the universe describes the history and future of the universe according to Big Bang cosmology. Research published in 2015 estimates the earliest stages of the universe's existence as taking place 13.8 billion years ago, with an uncertainty of around 21 million years at the 68% confidence level. [1]

  7. Origins of the Universe 101 - Education

    education.nationalgeographic.org/resource/origins-universe-101

    Learn about the explosion that started it all and how the universe grew from the size of an atom to encompass everything in existence today. How old is the universe, and how did it begin? Throughout history, countless myths and scientific theories have tried to explain the universe's origins.

  8. Overview - NASA Science

    science.nasa.gov/universe/overview

    The origin, evolution, and nature of the universe have fascinated and confounded humankind for centuries. New ideas and major discoveries made during the 20th century transformed cosmology – the term for the way we conceptualize and study the universe – although much remains unknown.

  9. This Timeline Shows The Entire History of The Universe ... -...

    www.sciencealert.com/timeline-shows-the-entire-history-of-the-universe-and-how...

    We start out with the beginning of everything - the Big Bang, which gave rise to the Universe 13.8 billion years ago. The event birthed the oldest known star in the Universe, Methuselah, located about 190.1 light-years away from Earth.

  10. Origin & Evolution of the Universe - NASA

    www.nasa.gov/science-research/astrophysics/origin-evolution-of-the-universe

    New Images From Euclid Mission Reveal Wide View of the Dark Universe.

  11. The Big Bang Theory explains how the universe began with an infinitely hot and dense single point that inflated to form the ever-expanding cosmos we see today.