Christina Hammock Koch is an American engineer and NASA astronaut of the class of 2013. She received Bachelor of Science degrees in electrical engineering and physics and a Master of Science in electrical engineering at North Carolina State University. She also did advanced study while working at the Goddard Space Flight Center. Just before becoming an astronaut, she served at the National Oceanic and Atmospheric Administration as station chief for American Samoa.

Jacksonville is a city in Onslow County, North Carolina, United States. As of the 2020 census, the population was 72,723, which makes Jacksonville the 14th-most populous city in North Carolina. Jacksonville is the county seat and most populous community of Onslow County, which is coterminous with the Jacksonville, NC Metropolitan Statistical Area. Demographically, Jacksonville is the youngest city in the United States, with an average age of 22.8 years old, which can be attributed to the large military presence. The low age may also be in part due to the population drastically increasing over the past 80 years, from 783 in the 1930 census to 72,723 in the 2020 census.