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Hace 2 días · In astronomy, dark matter is a hypothetical form of matter that appears not to interact with light or the electromagnetic field. Dark matter is implied by gravitational effects which cannot be explained by general relativity unless more matter is present than can be seen.
13 de jun. de 2024 · Los científicos denominan a esta energía energía oscura. No sabemos mucho sobre la energía oscura, pero sí sabemos que hay muchísima. El 68% del universo, es decir, casi dos tercios, está compuesto de energía oscura. También hay cosas en el espacio exterior que tienen fuerza de gravedad.
17 de jun. de 2024 · Scientists have made many guesses for what dark matter could be, ranging from unknown particles to extra dimensions. But Hawking’s black holes theory has only lately come into play.
Hace 2 días · The universe is composed almost completely of dark energy, dark matter, and ordinary matter. Other contents are electromagnetic radiation (estimated to constitute from 0.005% to close to 0.01% of the total mass–energy of the universe) and antimatter .
21 de jun. de 2024 · The Lambda-CDM, Lambda cold dark matter, or ΛCDM model is a mathematical model of the Big Bang theory with three major components: a cosmological constant, denoted by lambda (Λ), associated with dark energy; the postulated cold dark matter, denoted by CDM; ordinary matter
13 de jun. de 2024 · Dark matter is stuff in space that has gravity, but it is invisible and isn’t like anything else we know about. Dark matter makes up about 27% of the universe. Dark energy makes up roughly 68% of the universe.
10 de jun. de 2024 · Maybe there's no dark matter or missing mass. Introducing topological defects, a hypothetical explanation that doesn't require dark matter.
