Cosmonauts Dmitri Petelin and Anna Kikina work on eye scans

iss068e042987 (Jan. 26, 2023) --- Expedition 68 Flight Engineers Dmitri Petelin and Anna Kikina, both from Roscosmos, participate in ultrasound eye scans aboard the International Space Station to understand how living long-term in microgravity affects the human eye. The duo used the Ultrasound 2 device located in the Columbus laboratory module's Human Research Facility. Credit: Roscosmos