Crew members with the STS-125 mission get to service NASA's Hubble Space Telescope.

In the Payload Hazardous Servicing Facility at NASA’s Kennedy Space Center, crew members with the STS-125 mission get a close look at some of the equipment associated with their mission to service NASA’s Hubble Space Telescope. At right, Mission Specialist Michael Good practices installing a Rate Sensor Unit. Observing, from left, are Mission Specialists Andrew Feustel, Mike Massimino and John Grunsfeld, as well as Johnson Space Center EVA Trainer Thomas Gonzales-Torres. The STS-125 crew is taking part in a crew equipment interface test, which provides experience handling tools, equipment and hardware they will use on their mission. Space shuttle Atlantis is targeted to launch on the STS-125 mission Oct. 10. Photo credit: NASA/Kim Shiflett