Astronaut Katherine Bennell-Pegg of Australia smiles during the candidates of the Class of 2022 graduation ceremony at the European Astronaut Centre in Cologne, Germany, Monday, April 22, 2024. ESA astronaut candidates Sophie Adenot of France, Pablo Alvarez Fernandez of Spain, Rosemary Coogan of Britain, Raphael Liegeois of Belgium and Marco Sieber of Switzerland took up duty at the European Astronaut Centre one year ago to be trained to the highest level of standards as specified by the International Space Station partners. Also concluding a year of astronaut basic training is Australian astronaut candidate Katherine Bennell-Pegg, who has trained alongside ESA's candidates. (AP Photo/Martin Meissner)