Something about a black hole just pulls you in. Sure, its gravity is so strong that not even light can elude its grasp. But, there's something else, something harder to pinpoint. Maybe it's a black hole's absolute darkness, a mysterious, infinite chasm that dares you – or even compels you – to venture closer.
When a massive star exhausts its fuel, it collapses under its own weight and implodes into a black hole. Only stars with enough heft – those maybe about 25 times more massive than ou
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