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Q&A Observing a planet without contaminating it in anyway?

There is a planet called Galileo with life on it. The life is getting extremely complex, in fact, with some of the life on Galileo beginning to form tribes and clans and learning language. Humans w...

2 answers  ·  posted 4y ago by DT Cooper‭  ·  last activity 4y ago by DT Cooper‭

Question space travel biology space-travel xenobiology