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The universe is all of space and time [a] and their contents. [10] It comprises all of existence, any fundamental interaction, physical process and physical constant, and therefore all forms of energy and matter, and the structures they form, from sub-atomic particles to entire galactic filaments.
The universe is everything, including space, time, matter and energy. Learn how old the universe is, what it is made of, and how it has changed over time.
Learn how the universe evolved from the big bang to the present day, and what mysteries remain to be explored. Discover the key events, eras, and discoveries that shaped our cosmic story, from cosmic inflation to dark energy.
Welcome to the Universe. Discover the universe: Learn about the history of the cosmos, what it's made of, and so much more. Explore: Exoplanets. Worlds beyond our solar system. Stars. Giant balls of hot gas that burn for millions to billions of years. Black Holes. Concentrations of matter with gravity so powerful not even light can escape. Galaxies
5 days ago · Learn about the universe, the whole cosmic system of matter and energy, from its origin in the big bang to its current state of expansion and evolution. Explore the observable universe, the solar system, the galaxies, and the possible multiverse with Britannica.
Apr 26, 2012 · Join astronomers and astrophysicists as they probe light years beyond the Milky Way, in Understanding The Universe, part of Discovery's popular television series.
Jun 2, 2023 · Learn about the origins, history and future of the universe from the Hubble Space Telescope, which provides a clearer sense of our place in it. Explore the big bang, dark energy and the Hubble Deep Fields with articles and images.
