The Earth's magnetic field shields the planet from solar wind.
Fact #119
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The observable universe is about 93 billion light‑years wide.
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Some metals such as mercury are liquid at room temperature.
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The International Space Station travels at about 28,000 kilometers per hour.
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The Milky Way contains regions of active star formation.
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Fast radio bursts are powerful millisecond-long radio pulses from distant galaxies.
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Some galaxies appear distorted due to gravitational effects.
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The Voyager Golden Record was sent into space containing sounds and images from Earth.
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