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- <p>A <strong>black hole</strong> is a region of <a href="https://en.wikipedia.org/wiki/Spacetime">spacetime</a> exhibiting <a href="https://en.wikipedia.org/wiki/Gravitation">gravitational</a> acceleration so strong that nothing—no <a href="https://en.wikipedia.org/wiki/Particle">particles</a> or even <a href="https://en.wikipedia.org/wiki/Electromagnetic_radiation">electromagnetic radiation</a> such as <a href="https://en.wikipedia.org/wiki/Light">light</a>—can escape from it.<a href="https://en.wikipedia.org/wiki/Black_hole#cite_note-6">[6]</a> The theory of <a href="https://en.wikipedia.org/wiki/General_relativity">general relativity</a> predicts that a sufficiently compact <a href="https://en.wikipedia.org/wiki/Mass">mass</a> can deform <a href="https://en.wikipedia.org/wiki/Spacetime">spacetime</a> to form a black hole.</p>
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