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John Michell had a theory of something in space to "scoop" up large mass's of space faster than the speed of light
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Simon Pierre LaPlace Predicted the existence of black holes.
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Sir Arthur Eddington Relativity expert, along with Einstein did not accept the black hole theory
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Subrahmanyan Chandrasekhar expert in hite dwarfs that led to an understanding of mass and limits that decide a star will die as a white dwarf neutron star or black hole
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When giant stars reach the final stages of their lives they often detonate in cataclysms known as supernovae
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Many black holes exist in binary star systems. These holes may continually pull mass from other stars, making the black hole bigger and shrinking the other star, until the black hole is large and the other star has completely disapeared.
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The star's own light becomes trapped in orbit, and the dark star becomes known as a black hole
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John Wheeler came up with the name "black hole"
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Cygnus X - 1 The first good black hole that astronomers found. It emits x-rays and its companion is smaller than earth but has a mass greater than that of a nuetron star.
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Extremely large black holes may exist at the center of some galaxies, including our own Milky Way.
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Hubble Space Telescope Provides the best evidence to date of the black holes that lurk in the center of some galaxies. The Space Telescope Imaging Spectrograph (STIS) revealed large figures orbiting these galaxies.This suggested a huge mass inside a very small region.
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The black hole at the milkyway spits out 99% of what it eats.
