Serena Auñón-Chancellor (b. 1976) is a NASA as…

Serena
Auñón-Chancellor
 (b. 1976)
is a NASA astronaut and engineer. She was a flight engineer on the
International Space Station for Expedition 56/57.

She started her
career at NASA as a flight surgeon, supporting medical operations for ISS
astronauts. She also has experience as an aquanaut. Her work and research have
been recognized with honours such as the William K. Douglas Award and the US
Air Force Flight Surgeons Julian Ward Award.