universe example organisms able withstand exposure vacuum radiation outer space include lichen fungi ''rhizocarpon geographicum'' ''xanthoria elegans'' bacterium ''bacillus safensis'' ref name theplanetaryreport ''the planetary report'' volume xxix number march april make happen survive ten hardy organisms selected life project amir alexander ref ''deinococcus radiodurans'' ref name theplanetaryreport ''bacillus subtilis'' ref name theplanetaryreport yeast ''saccharomyces cerevisiae'' ref name theplanetaryreport seeds ''arabidopsis thaliana'' 'mouse ear cress' ref name theplanetaryreport well invertebrate animal tardigrade ref name theplanetaryreport tardigrades considered true extremophiles considered
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