Astrobiology is study of life outside earth; it includes the possibility of life on other planets, possibly around other suns.

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Jim

But there hasn't been any EXTRATERRESTRIAL BIOLOGY found. All they have to study, is TERRESTRIAL BIOLOGY ?

 
John McCann

Read the article I coped and pasted. Actually, astrologists look for extraterrestrial ecological areas that could harbor life. Also they study extremeophiles because of their ability to inhabit possible extraterrestrial type habitats.

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