About 50 results
Open links in new tab
  1. What is the Big Bang Theory? | Facts, Theories, Information & History

    Mar 17, 2020 · When it comes to our Universe, the Big Bang theory is the most accepted scientific theory in regards to explaining the origin of everything.

  2. The Origin of the Solar System l The Big Bang - The Nine Planets

    Sep 25, 2019 · Here is a brief outline of the current theory of the events in the early history of the solar system: A cloud of interstellar gas and/or dust (the “solar nebula”) is disturbed and …

  3. Where Did the Big Bang Occur? | Space Questions

    Aug 22, 2023 · The Big Bang event is a theory that exists in physics which describes a possible version of our universe expanding from an initial state of high density and temperature.

  4. The Universe | Facts, Information, History & Definition

    Aug 19, 2020 · The Big Bang theory states that the early universe was a hot place that expanded, and began to cool down. This means that the universe should be filled with radiation which is …

  5. Where is the Center of the Universe? | Space Questions

    Aug 22, 2023 · The Outward Expansion of the Universe Key to the idea of the Big Bang is an understanding that the universe is gradually expanding. It was in 1912 that observations by …

  6. Why Are Galaxies Flat? | Space Questions - The Nine Planets

    Sep 5, 2023 · The Big Bang Process It Starts with Cosmic Inflation The theory suggests that at one point all the matter in the universe was held together in an area of infinite density and …

  7. Galaxy vs Universe: What's the Difference? | Space Questions

    Oct 31, 2023 · The Big Bang Process It Starts with Cosmic Inflation The theory suggests that at one point all the matter in the universe was held together in an area of infinite density and …

  8. How Big is the Universe? | Size, Why So Big, Infinite & Facts

    Sep 29, 2020 · This theory is named the Big Freeze. Another popular scenario suggests that our Universe will stop expanding, and will actually reverse this process. When this happens, the …

  9. Black Holes Facts For Kids | Formation, Types, Explained & Summary

    Black holes are objects of both great mass, density and are found throughout the Universe. Keep reading for more facts for kids.

  10. How Old is the Universe? | How They Know, Age & History

    Sep 29, 2020 · It is theorized to have formed shortly after the Big Bang. Astronomers calculate the age of the Universe by analyzing the distances and radial velocities of other galaxies. The …