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WEB3 May 2022 · The universe is literally everything, the sum of all existence. It includes all matter, like stars and galaxies. The universe also includes all radiation and all other forms of energy. No...
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CompositionClosest Black HoleLast Observed SupernovaFactsHistoryExplorationAge of UniverseGalaxiesUniverseChatWEB3 days ago · Observable universe, the region of space that humans can actually or theoretically observe with the aid of technology. The observable universe, which can be thought of as a bubble with Earth at …
WEB30 Dec 2020 · Learn about the age, size, shape, expansion and fate of the universe from New Scientist's experts. Find out how cosmology has evolved from Einstein's static model to the big bang theory and beyond.