the big bang

noun

: a huge explosion that is believed to have happened when the universe began

a few billion years after the big bang

Examples of the big bang in a Sentence

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Large-scale structures in the universe — the great chains of galaxy clusters that span the cosmos — can be traced back to the quantum fluctuations in the big bang that led to over-densities that grew under gravity into galaxies. —

Keith Cooper, Space.com, 28 Jan. 2025 For instance, the light leftover from the big bang, called the cosmic microwave background, has some mysterious large-scale fluctuations that don’t look totally random, notes Dragan Huterer, a cosmologist at the University of Michigan. —

Sarah Scoles, Scientific American, 1 Jan. 2025 Eat, sleep, repeat The black hole is located in the early universe, existing just 800 million years after the big bang. —

Laura Baisas, Popular Science, 18 Dec. 2024 Yet that’s not even the big bang that kicks off the season. —

Scott Tobias, Vulture, 4 Sep. 2024 See all Example Sentences for the big bang