| 1. Christopher Sembroski is an American veteran, commercial astronaut, and data engineer chosen as the fourth civilian for the SpaceX Dragon spacecraft, orbiting Earth for three days. |
| 2. Graduated from the Community College of Air Force with an associate of science before joining the US Air Force as a Missile and Space Systems Electronics Maintenance Journeyman. |
| 3. Engaged in the non-profit ProSpace organization in college and served as a counselor at a government-funded space camp in Alabama. |
| 4. Promoted to Air Transportation Journeyman in 2007 and volunteered for deployment in Iraq, later moving to MacDonald-Miller Facility Solutions in Everett, Washington. |
| 5. One of the four individuals on the inaugural all-civilian spaceflight, Inspiration4, in March 2021. |
| 6. Initially applied for a space ticket unsuccessfully, later receiving a ticket donation from a friend to join the space mission. |
| 7. Expressed his enthusiasm for space and rockets in a recent interview. |
| 8. Part of the Inspiration4 mission crew alongside Jared Issacman, Sian Proctor, and Hayley Arceneaux. |
| 9. Part of the Inspiration4 mission crew alongside Jared Isaacman, Sian Proctor, and Hayley Arceneaux. |
| 10. Received the call sign 'Hanks' during Inspiration4 training. |
| 11. Inspiration4 raised over $250 million for St. Jude Children's Research Hospital. |
| 12. As an amateur astronomer and rocketeer, he launched high-powered model rockets in college in Florida swamps. |
| 13. Lobbied with Kyle Hippchen for passage of commercial space acts in 1998 and 2003 that opened space exploration for private companies. |
