NASA astronaut Jack Hathaway shows off a pair of Advanced Space Experiment Sample Processor-4 research cassettes

iss074e0604609 (May 22, 2026) --- NASA astronaut and Expedition 74 flight engineer Jack Hathaway shows off a pair of Advanced Space Experiment Sample Processor-4 research cassettes being used aboard the International Space Station to study how weightlessness affects drug crystals possibly leading to new pharmaceutical formulas.