Solar flares originate from the Sun's surface.
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The Kuiper Belt contains many icy bodies beyond Neptune.
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The International Space Station is one of the most complex engineering projects ever built.
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The Moon completes its phases in about 29.5 days.
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The observable universe is about 93 billion light‑years wide.
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The International Space Station travels at about 28,000 kilometers per hour.
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The Moon's surface is covered with regolith, a layer of loose rock and dust.
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The Earth's magnetic field shields the planet from solar wind.
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Neptune is the farthest known major planet from the Sun.
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