The 11th annual ESA Open Day at ESTEC took place on Sunday 2 October 2022, opened by ESA Director General Josef Aschbacher and Head of ESTEC and ESA Director of Technology, Engineering and Quality Torben Henriken with ESA astronauts Matthias Mauruer and André Kuipers. Visitors were able to meet space scientists and engineers and see and learn all about the work carried out at Europe’s largest space establishment.