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Black hole
Definition
A region of space where gravity is so intense that nothing, not even light, can escape. Telescopes (Chandra for X-rays, Event Horizon Telescope for direct imaging) study supermassive black holes at galaxy centers.
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A region of space where gravity is so intense that nothing, not even light, can escape. Telescopes (Chandra for X-rays, Event Horizon Telescope for direct imaging) study supermassive black holes at galaxy centers.