Don Pettit, Ph.D.
Donald R. Pettit, Ph.D., a Silverton, Oregon native, holds a Bachelor of Science in Chemical Engineering from Oregon State University and a Doctorate in Chemical Engineering from the University of Arizona. Prior to becoming an astronaut, he worked as a staff scientist at the Los Alamos National Laboratory, New Mexico.
Selected by NASA to be an astronaut in April 1996, Dr. Pettit reported to the Johnson Space Center in August 1996. A veteran of three spaceflights, Dr. Pettit has logged more than 370 days in space and over 13 spacewalk hours. He lived aboard the International Space Station for 5 1/2 months during Expedition 6, was a member of the STS-126 crew, and again lived aboard the station for 6 1/2 months as part of the Expedition 30/31 crew.