There are estimated to be over 100 billion planets in the Milky Way alone.
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Venus has surface temperatures hot enough to melt lead.
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The International Space Station orbits Earth roughly every 90 minutes.
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The Moon was formed billions of years ago.
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The Milky Way and Andromeda galaxies are on a slow collision course.
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Black holes can slow time so much that seconds near them equal years far away.
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The Earth orbits the Sun once every year.
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The universe is expanding faster.
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