Nasa on mission to find 'planet protector'
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US space agency Nasa are on a mission to find a 'planet protector'

3 August 2017 Last updated at 16:06 BST

US space agency Nasa are looking for someone to be a planetary protection officer.

They want someone who can protect the Earth from pollution, and maybe even aliens!

It's a big responsibility and pays a lot of money.

Find out if you could be the next planet protector...