3 years ago
This Comparison Video Helps You Understand Exactly How Big Black Holes Are
Black holes are essentially the end of the universe. They are the end of space and time as we know it. NASA describes them more plainly, noting that they are a place where an incomprehensible amount of matter meets, and where gravity pulls so much that even light cannot get out. Because no light can get out, black holes (obviously) cannot be seen. In order to see and study them, scientists need special space telescopes with distinct tools, such as radar technologies, to spot them via their emissions.
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