Crew walkout in an orientation exercise
![](/images/recherche//tiles/d2dbd89f-4bbc-42b9-9f84-08fbeda96f28_hr_fra.jpg)
The STS-115 crew walk out of the Operations and Checkout Building, heading for Launch Pad 39B. From the left are Mission Specialists Heidemarie Stefanyshyn-Piper, Steve MacLean, Joseph Tanner and Daniel Burbank, and at the front of the lines are Pilot Christopher Ferguson and Commander Brent Jett. The crew walkout is part of a simulated launch countdown in preparation for the upcoming mission on Space Shuttle Atlantis. (Credit: NASA)
File size: 0.61 MB
Image size: 1220 x 1800 pixels
Resolution: 96 dpi
Photo taken on February 20, 2009
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