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European Space Agency

World news about “European Space Agency” published by euronews.

SPACE | 26/02 14:28 CET

What is a black hole?

What is a black hole?

What is a black hole? "A black hole is a region of space":http://www.nasa.gov/audience/forstudents/k-4/stories/what-is-a-black-hole-k4.html containing matter so dense light is unable to travel through it fast enough. The gravitational pull is so great light is unable to escape…