photos >> 2009 >> 05 >> 18
NASA  Andrew Feustel  John Grunsfeld  Hubble Space Telescope  Astronomy  Manned Space Flight  Science and Technology  Sciences  Space Technology  Technology 
enlarge
Shuttle Hubble
In this image from NASA TV astronauts Andrew Feustel, left, and John Grunsfeld work to upgrade the Hubble Space Telescope during a spacewalk, Monday, May 18, 2009. This is the fifth and final repair mission for the 19-year-old telescope. (AP Photo/NASA TV)