The event horizon is the threshold around the black hole where the escape velocity surpasses the speed of light. Here’s what that means.
Source: https://www.livescience.com/65185-what-is-black-hole-event-horizon.html
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The event horizon is the threshold around the black hole where the escape velocity surpasses the speed of light. Here’s what that means.
Source: https://www.livescience.com/65185-what-is-black-hole-event-horizon.html