A SpaceX Dragon cargo spacecraft from NASA’s 34th commercial resupply mission was scheduled to undock from the International Space Station on June 16 at about 12:05 p.m. EDT, leaving the forward port of the Harmony module to return research cargo to Earth. NASA said the capsule is carrying biological and materials samples, along with tested hardware, for analysis after splashdown in the Pacific Ocean. The return cargo includes samples from NASA’s Hematopoietic Stem Cell Expansion in Space: Pa...

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