ISS Star Trail Photography By Donald Roy Pettit

Donald Roy Pettit (born April 20, 1955) is an American chemical engineer and a NASA astronaut. He is a veteran of two long-duration stays aboard the International Space Station, one space shuttle mission and a six-week expedition to find meteorites in Antarctica.
Personal
Pettit was raised in Silverton, Oregon, and is an Eagle Scout. He earned a bachelor's degree in chemical engineering from Oregon State University in 1978 and a doctoral degree from the University of Arizona in 1983. He worked as a scientist at the Los Alamos National Laboratory until 1996, when he was selected as an astronaut candidate. He is married and has two sons.