Sentences with phrase «several pairs of black holes»
No collisions have been observed directly, but astronomers have found several pairs of black holes that are very close to each other, including some that are orbiting each other and some that seem to be on course for a collision.
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Jets are narrow streams of gas that emergefrom the cores of some galaxies, travel at more than 99 percent thespeed of light, and penetrate as much as several million light - yearsinto intergalactic space before fanning out into broad, luminous lobes.How might a black - hole whirlpool generate such a pair of waterspouts?Swirling bundles of magnetic field lines, flinging particles outwardfrom the poles of the hole, provide a natural explanation.