NASA astronaut Jessica Watkins configures research hardware to print blood vessels

iss075e0226821 (Oct. 19, 2026) --- NASA astronaut and Expedition 75 flight engineer Jessica Watkins configures the BioFabrication Facility in the Columbus laboratory module to print blood vessels made from the cells of patients with a rare genetic disorder that causes rapid aging. Observations in weightlessness may provide deeper insights into the cellular affliction possibly leading to advanced therapies for the accelerated aging disease. Credit: NASA