The total number of humans who have been to space is approximately 650.
Fact #7525
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More Space Facts
The observable universe is about 93 billion light‑years wide.
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Neptune is known for its deep blue color.
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The Earth's magnetic field helps prevent atmospheric loss.
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Black holes can bend time.
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The telescope expanded understanding of the universe.
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Mercury is the closest planet to the Sun.
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The event horizon marks the boundary around a black hole.
Fact #1616 · Space
Space smells like burned metal.
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