An astronaut floats in front of the windows of the shuttle from inside the crew cabin. Hubble can be seen through the window.

Astronaut Curtis L. Brown

Curtis L. Brown, STS-103 mission commander, poses on Discovery's flight deck. The Hubble Space Telescope (HST), visible through the windows just a few meters away, was secured in the shuttle's cargo bay for the duration of the third HST servicing mission conducted in 1999..

Credits: NASA