STS-109 MS Grunsfeld on middeck

STS109-E-5419 (7 March 2002) --- Flight Day 7 of the STS-109 mission finds payload commander John M. Grunsfeld back in the shirt-sleeve environment of the Space Shuttle Columbia. Two of Grunsfeld's crewmates were about to begin the fourth space walk of the mission to perform special tasks on the Hubble Space Telescope (HST). Grunsfeld will participate in the fifth and final scheduled spacewalk in a little more than 24 hours. It will mark his third space walk for the current mission. This image was recorded with a digital still camera.