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What is a terrestrial planet?

In studying our solar system over the course of many centuries, astronomers learned a great deal about the types of planets that exist in our universe. This knowledge has since expanded thanks to the discovery ...

date4 hours ago in Space Exploration
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'Map of life' predicts ET. (So where is he?)

Extra-terrestrials that resemble humans should have evolved on other, Earth-like planets, making it increasingly paradoxical that we still appear to be alone in the universe, the author of a new study on ...

date10 hours ago in Evolution
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