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The planet with living things
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Why Does the Moon Have Craters?
It's not because the Moon gets hit by meteors more often...
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Building a 3-D Map of Earth from Space!
And in only 10 days!
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Learn the answer and impress your friends!
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View large images or print them.
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And how round are they?
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And what are they made of?
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Why Do We Care About Water on Mars?
Where there are signs of water, there might also be signs of life!
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What kind of math would creatures with 16 fingers invent?
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Why did it take so long to discover Uranus?
It wasn't THAT hard to see...
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Why Do We Send Robots To Space?
We can send robots to explore space without having to worry so much about their safety. Learn more!
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Sunburns are no fun.
why
