NASA astronaut Patrick G. Forrester retired June 29, after a career spanning 31 years of service and three spaceflights. He went on to become chief of NASA’s Astronaut Office, and most recently served as an advisor to the associate administrator for the Space Operations Mission Directorate at NASA Headquarters in Washington. Forrester joined the agency in 1993 as an aerospace engineer at NASA’s Johnson Space Center in Houston and was selected to become an astronaut in 1996. He dedicated his early career to the assembly of the International Space Station, spending 40 days in space and completin…