Space oddity: bacteria can survive cosmic trip, study shows – Yahoo News Australia

Scientists have found a radiation-resistant bacteria can survive at least three years exposed in orbit, suggesting simple life forms could manage the long journey between between Earth and Mars unprotected.
The Japanese scientists behind the research said Wednesday the finding lends credence to so-called “panspermia theory”, which posits that microbes can travel from one planet to another, seeding life on arrival.
To test the theory, the researchers deposited a bacteria called Deinococcus radi…

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