In 2011, NASA opened applications for Astronaut Group 21. The team was announced in June 2013 after a year and a half long search. With four men and four women, the class of 2013 had the highest perce
Group 21 astronauts. Back row, L-R: Meir, Cassada, Glover, Morgan and Koch. Front row, L-R: McClain, Hague and Mann
Nick Hague, Andrew Morgan, Christina Koch, and Jessica Meir inside ISS, 25 September 2019.