A black hole is a region of spacetime where gravity is so strong that nothing, including light and other electromagnetic waves, is capable of possessing enough ...
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En astrophysique, un trou noir est un objet céleste si compact que l'intensité de son champ gravitationnel empêche toute forme de matière ou de rayonnement de s'en échapper. Wikipédia
A black hole is so dense that gravity just beneath its surface, the event horizon, is strong enough that nothing – not even light – can escape. The event ...
19 mai 2023 · The striking photo of the black hole at the center of the M87 galaxy 55 million light-years from Earth thrilled scientists around the world.
A black hole is an area of such immense gravity that nothing—not even light—can escape from it. Black holes form at the end of some stars' lives. The energy ...
black hole, cosmic body of extremely intense gravity from which nothing, not even light, can escape. A black hole can be formed by the death of a massive star.