Our task was doing maintenance and repairs to keep the station in a good state for the return of the shuttle flights and resumption of major ISS construction.

There is no one area of chemical engineering that specifically helped me in my career as an astronaut, it was more the general education in engineering. Also, it was a very difficult and rigorous course. So, it made me strong and resourceful.

The most interesting thing was looking out the window and taking photographs of different places on Earth.

Leroy Chiao Quotes