Space is completely silent because there is no medium for sound waves to travel through.
Fact #10035
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More Space Facts
Time moves slower in stronger gravitational fields.
Fact #1912 · Space
Some galaxies are trillions of miles wide.
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The telescope expanded understanding of the universe.
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The Milky Way is estimated to be over 100,000 light-years wide.
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Project Mercury was the first U.S. human spaceflight program.
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In 1859, the Carrington Event caused powerful solar storms that disrupted telegraph systems.
Fact #640 · Space
Time moves slower in stronger gravitational fields.
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Some stars appear to dim irregularly for reasons that are still studied.
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