Rodent 's Dragon successfully returns from One NASA resupply mission . ISS : The study focuses on `` ongoing research on how microgravity affects animals , providing information relevant to human spaceflight , discoveries in basic biology and knowledge that may directly affect human health on Earth , NASA said . Mission carried critical research for human space exploration . NASA delivered 3-D printer and device to measure Earth 's ocean winds . Next mission could come before year 's end .
Rodent 's Dragon successfully returns from One NASA resupply mission . ISS : Mission carried critical research for human space exploration . NASA delivered 3-D printer and device to measure Earth 's ocean winds . Next mission could come before year 's end .