Commander Scott D. Altman is a native of Illinois. A retired captain in the United States Navy, he has a BS in Aeronautical and Astronautical Engineering from the University of Illinois and an MS in Aeronautical Engineering from the Naval Postgraduate School. The former test pilot has logged over 5,000 flight hours in more than 40 types of aircraft.
In 1995, Altman was selected as an astronaut candidate by NASA. His spaceflight experience includes serving as pilot on STS-90 in 1998 and STS-106 in 2000; and as Mission 19 Commander on STS-109 in 2002, the fourth Hubble Telescope servicing mission, and STS- 125. To date, Altman has logged more than 51 days in space.