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Alien Life
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Summary
Alien life means creatures or living things that might live on other planets or in space, not on Earth. Scientists look for signs of alien life by studying stars, planets, and moons to see if they have water or other things needed for life.
Concepts
Extraterrestrial Life
Astrobiology
Habitable Zone
Exoplanet
Biosignature
SETI (Search For Extraterrestrial Intelligence)
Drake Equation
Fermi Paradox
Panspermia
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Cell Biology and Cytology 100%
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