When he’s on Earth, Don Pettit dreams about space. But when he’s in space, he dreams about walking on Earth. “Dreams may have something to do with humans never being satisfied, which is why we go exploring in the first place,” he says.
If there’s a gene for the urge to explore new worlds, Pettit has it. The Oregon State University alum (chemical engineering, ’78) has launched into orbit three times. He’s logged 370 days in space, placing him fourth among NASA astronauts . . . more