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Pierre simon laplace
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How Do We Know Black Holes Exist?
Black holes are among the most exotic objects in the universe. They represent finality and inescapability. They are the remnants of once giant stars - and they are a cosmic drain in the centers of...
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#earth's gravity
#atronomy
#they exist
#siyah
#exists
#All We Can Really Do
#Natural Black
#Science & Technology
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