Shannon Walker - How To Become An Astronaut And Get A New Perspective On Earth From Space

Shannon Walker first dreamed of becoming an astronaut in the 1960s. She got her start with the Rockwell Space Operations Company at the Johnson Space Center in 1987 and in 2004, she was selected to be a part of NASA, and six years later she served as a flight engineer for a long-duration mission aboard the International Space Station. In addition to spending time far above the earth, she has also spent time below sea level as an aquanaut on the NEEMO, an underwater space station.