STS-125 MS4 Massimino during EVA2

S125-E-007534 (15 May 2009) --- Astronaut Mike Massimino works with the Hubble Space Telescope in the cargo bay of the Earth-orbiting Space Shuttle Atlantis. Astronauts Massimino and Michael Good (out of frame) participated in the second session of STS-125 extravehicular activity -- as part of a five-day beehive-like agenda of spacewalking and work on the giant orbital observatory.