Astronauts grow up to 2 inches taller in space because the spine decompresses without gravity.
Fact #3997
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The event horizon marks the boundary around a black hole.
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Black holes can slow time so much that seconds near them equal years far away.
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Black holes can slow time so much that seconds near them equal years far away.
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Magnetars have extremely powerful magnetic fields.
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The Earth spins at 1000 mph.
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Black holes form from collapsed massive stars.
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The Earth is not perfectly round.
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Black holes can slow time so much that seconds near them equal years far away.
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