NASA astronauts Christina Koch and Jessica Meir conduct research operations

iss061e060141 (Nov. 26, 2019) --- NASA astronauts (from top) Christina Koch and Jessica Meir conduct research operations inside the Japanese Kibo lab module's Life Sciences Glovebox. The Expedition 61 flight engineers were studying mice for the Rodent Research-14 investigation, which observes how microgravity affects the body on a cellular and organ level.