A Black Hole Is Not A Hole

A Black Hole Is Not A Hole

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$18.95
SKU:
655649
UPC:
655649

If a black hole is not a hole, then what is it? Find out what black holes are, what causes them and how scientists first discovered them. Learn how astronomers find black holes, get to know our nearest neighboring black hole and take a journey that will literally s-t-r-e-t-c-h your mind.