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October 28, 2011
Astronaut John Grunsfeld performs work on the Hubble Space Telescope as the first of five STS-125 spacewalks kicks off a week's worth of work on the orbiting observatory. Grunsfeld, a spacewalk veteran with a long relationship with the telescope, will participate in two of the remaining four sessions of extravehicular activity later in the mission.
Topics:
Technology Internet, John M. Grunsfeld, STS-125, Edwards Air Force Base, John Grunsfeld, STS-109, Gregory J. Harbaugh, Extra-vehicular activity, Hubble Space Telescope
