S125-E-009226 (17 May 2009) --- Astronaut Megan McArthur, STS-125 mission specialist, poses for a photo with astronaut Mike Massimino, mission specialist, as he looks through an aft flight deck window of the Earth-orbiting Space Shuttle Atlantis during the mission?s fourth session of extravehicular activity (EVA) as work continues to refurbish and upgrade the Hubble Space Telescope.
Date May 17, 2009