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extra terrestrials

For centuries, human beings have looked at the night sky, hoping to see aliens.

Now, a group of scientists is trying to find out where aliens would have to be in order to see us.

Researchers from universities in the U.K. and Germany have identified nine planets that are "ideally placed" for their resident astronomers to detect Earth using the same methods Earth stargazers use to detect them, according to a new paper published in the Monthly Notices of the Royal Astronomical Society.

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